John O'Brien

Acting

John O'Brien

Known for

Acting

Credits

50 titles

Known for

Grey's Anatomy poster
8.2

Follows the personal and professional lives of a group of doctors at Seattle's Grey Sloan Memorial Hospital.

Grey's Anatomy

2005

Ally McBeal poster
6.5

Ally McBeal is a young lawyer working at the Boston law firm Cage and Fish. Ally's lives and loves are eccentric, humorous, dramatic with an incredibly overactive imagination that's working overtime!

Ally McBeal

1997

NCIS poster
7.6

From murder and espionage to terrorism and stolen submarines, a team of special agents investigates any crime that has any connection to Navy and Marine Corps personnel, regardless of rank or position.

NCIS

2003

Criminal Minds poster
8.3

An elite team of FBI profilers analyze the country's most twisted criminal minds, anticipating their next moves before they strike again. The Behavioral Analysis Unit's most experienced agent is David Rossi, a founding member of the BAU who returns to help the team solve new cases.

Criminal Minds

2005

Shameless poster
8.2

Chicagoan Frank Gallagher is the proud single dad of six smart, industrious, independent kids, who without him would be... perhaps better off. When Frank's not at the bar spending what little money they have, he's passed out on the floor. But the kids have found ways to grow up in spite of him. They may not be like any family you know, but they make no apologies for being exactly who they are.

Shameless

2011

Desperate Housewives poster
7.9

Looking down on her friends and family isn't a way of life for Mary Alice Young... it's a way of death. One day, in her perfect house, in the loveliest of suburbs, Mary Alice ended it all. Now she's taking us into the lives of her family, friends and neighbors, commenting from her elevated P.O.V.

Desperate Housewives

2004

Film credits

2000s · 2 titles

Series credits

Grey's Anatomy poster
8.2

Follows the personal and professional lives of a group of doctors at Seattle's Grey Sloan Memorial Hospital.

Grey's Anatomy

2005

Ally McBeal poster
6.5

Ally McBeal is a young lawyer working at the Boston law firm Cage and Fish. Ally's lives and loves are eccentric, humorous, dramatic with an incredibly overactive imagination that's working overtime!

Ally McBeal

1997

NCIS poster
7.6

From murder and espionage to terrorism and stolen submarines, a team of special agents investigates any crime that has any connection to Navy and Marine Corps personnel, regardless of rank or position.

NCIS

2003

Criminal Minds poster
8.3

An elite team of FBI profilers analyze the country's most twisted criminal minds, anticipating their next moves before they strike again. The Behavioral Analysis Unit's most experienced agent is David Rossi, a founding member of the BAU who returns to help the team solve new cases.

Criminal Minds

2005

Shameless poster
8.2

Chicagoan Frank Gallagher is the proud single dad of six smart, industrious, independent kids, who without him would be... perhaps better off. When Frank's not at the bar spending what little money they have, he's passed out on the floor. But the kids have found ways to grow up in spite of him. They may not be like any family you know, but they make no apologies for being exactly who they are.

Shameless

2011

Desperate Housewives poster
7.9

Looking down on her friends and family isn't a way of life for Mary Alice Young... it's a way of death. One day, in her perfect house, in the loveliest of suburbs, Mary Alice ended it all. Now she's taking us into the lives of her family, friends and neighbors, commenting from her elevated P.O.V.

Desperate Housewives

2004

Friends poster
8.4

Six young people from New York City, on their own and struggling to survive in the real world, find the companionship, comfort and support they get from each other to be the perfect antidote to the pressures of life.

Friends

1994

9-1-1 poster
8.2

Explore the high-pressure experiences of police officers, paramedics and firefighters who are thrust into the most frightening, shocking and heart-stopping situations. These emergency responders must try to balance saving those who are at their most vulnerable with solving the problems in their own lives.

9-1-1

2018

S.W.A.T. poster
8.0

A Los Angeles S.W.A.T. sergeant is assigned to lead a highly skilled unit in the community where he grew up. Torn between loyalty to the streets, where the cops are sometimes the enemy, and allegiance to his brothers in blue, he strategically straddles the two worlds.

S.W.A.T.

2017

The X-Files poster
8.4

The exploits of FBI Special Agents Fox Mulder and Dana Scully who investigate X-Files: marginalized, unsolved cases involving paranormal phenomena. Mulder believes in the existence of aliens and the paranormal while Scully, a skeptic, is assigned to make scientific analyses of Mulder's discoveries that debunk Mulder's work and thus return him to mainstream cases.

The X-Files

1993

Two and a Half Men poster
7.4

A hedonistic jingle writer's free-wheeling life comes to an abrupt halt when his brother and 10-year-old nephew move into his beach-front house.

Two and a Half Men

2003

Monk poster
7.9

Adrian Monk was once a rising star with the San Francisco Police Department, legendary for using unconventional means to solve the department's most baffling cases. But after the tragic (and still unsolved) murder of his wife Trudy, he developed an extreme case of obsessive-compulsive disorder. Now working as a private consultant, Monk continues to investigate cases in the most unconventional ways.

Monk

2002

The West Wing poster
8.3

The West Wing provides a glimpse into presidential politics in the nation's capital as it tells the stories of the members of a fictional presidential administration. These interesting characters have humor and dedication that touches the heart while the politics that they discuss touch on everyday life.

The West Wing

1999

Scrubs poster
8.2

In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life.

Scrubs

2001

Pretty Little Liars poster
8.0

Based on the Pretty Little Liars series of young adult novels by Sara Shepard, the series follows the lives of four girls — Spencer, Hanna, Aria, and Emily — whose clique falls apart after the disappearance of their queen bee, Alison. One year later, they begin receiving messages from someone using the name "A" who threatens to expose their secrets — including long-hidden ones they thought only Alison knew.

Pretty Little Liars

2010

Mad Men poster
8.1

Set in 1960-1970 New York, this sexy, stylized and provocative drama follows the lives of the ruthlessly competitive men and women of Madison Avenue advertising.

Mad Men

2007

Malcolm in the Middle poster
8.5

A gifted young teen tries to survive life with his dimwitted, dysfunctional family.

Malcolm in the Middle

2000

Medium poster
7.5

Allison Dubois works in the District Attorney’s office using her natural intuition about people and her ability to communicate with the dead to help to solve crimes. Her dreams often give her clues to the whereabouts of missing people.

Medium

2005

Boston Legal poster
7.9

Alan Shore and Denny Crane lead a brigade of high-priced civil litigators in an upscale Boston law firm in a series focusing on the professional and personal lives of brilliant but often emotionally challenged attorneys. A spin-off of long-running series The Practice.

Boston Legal

2004

Community poster
8.0

Follow the lives of a group of students at what is possibly the world’s worst community college in the fictional locale of Greendale, Colorado.

Community

2009

Will & Grace poster
6.9

Will Truman and Grace Adler are best friends living in New York, and when Grace's engagement falls apart, she moves in with Will. Together, along with their friends, they go through the trials of dating, sex, relationships and their careers, butting heads at times but ultimately supporting one another while exchanging plenty of witty banter along the way.

Will & Grace

1998

Will & Grace poster
6.9

Will Truman and Grace Adler are best friends living in New York, and when Grace's engagement falls apart, she moves in with Will. Together, along with their friends, they go through the trials of dating, sex, relationships and their careers, butting heads at times but ultimately supporting one another while exchanging plenty of witty banter along the way.

Will & Grace

1998

The Drew Carey Show poster
6.5

Drew is an assistant director of personnel in a Cleveland department store and he has been stuck there for ten years. Other than fighting with co-worker Mimi, his hobbies include drinking beer and not being able to get dates. To make a few extra bucks he has a micro-brewery going in his garage with his buddies.

The Drew Carey Show

1995

The Practice poster
7.6

A provocative legal drama focused on young associates at a bare-bones Boston firm and their scrappy boss, Bobby Donnell. The show's forte is its storylines about “people who walk a moral tightrope.”

The Practice

1997

Mom poster
7.3

Aan irreverent and outrageous take on true family love‐and dysfunction. Newly sober single mom Christy struggles to raise two children in a world full of temptations and pitfalls. Testing her sobriety is her formerly estranged mother, now back in Christy's life and eager to share passive-aggressive insights into her daughter's many mistakes.

Mom

2013

Chuck poster
7.7

When Buy More computer geek Chuck Bartowski unwittingly downloads a database of government information and deadly fighting skills into his head, he becomes the CIA's most vital secret. This sets Chuck on a path to become a full-fledged spy.

Chuck

2007

The Mindy Project poster
6.3

Obstetrician/gynecologist Mindy Lahiri tries to balance her personal and professional life, surrounded by quirky co-workers in a small medical practice in New York City.

The Mindy Project

2012

Hacks poster
7.5

Explore a dark mentorship that forms between Deborah Vance, a legendary Las Vegas comedian, and an entitled, outcast 25-year-old.

Hacks

2021

Superstore poster
7.5

A hilarious workplace comedy about a unique family of employees at a super-sized mega store. From the bright-eyed newbies and the seen-it-all veterans to the clueless summer hires and the in-it-for-life managers, together they hilariously tackle the day-to-day grind of rabid bargain hunters, riot-causing sales and nap-worthy training sessions.

Superstore

2015

Victorious poster
8.2

Aspiring singer Tori Vega navigates life while attending a performing arts high school called Hollywood Arts.

Victorious

2010

Ugly Betty poster
6.4

Wannabe writer Betty Suarez is a plain girl from Queens, who is smart, hardworking and savvy but lacks a fashionable sense of style. When publishing mogul Bradford Meade puts his son Daniel in charge of Mode magazine, he hires Betty to be Daniel's new assistant -- mostly because he knows that she may be the only woman in Manhattan with whom the younger man won't sleep.

Ugly Betty

2006

Perry Mason poster
7.2

Set in 1932 Los Angeles, the series focuses on the origin story of famed defense lawyer Perry Mason. Living check-to-check as a low-rent private investigator, Mason is haunted by his wartime experiences in France and suffering the effects of a broken marriage. L.A. is booming while the rest of the country recovers from the Great Depression — but a kidnapping gone very wrong leads to Mason exposing a fractured city as he uncovers the truth of the crime.

Perry Mason

2020

Workaholics poster
7.4

The misadventures of three recent college dropouts, roommates, and co-workers at a telemarketing company and their drug dealer.

Workaholics

2011

What I Like About You poster
6.4

Valerie Tyler is a 28-year-old organization freak who loves her 16-year-old sister Holly. Even if Holly is rambunctious. Spontaneous. Impulsive. Disconcerting. And definitely disorganized. Then Holly moves in with Val, and the sisters discover they may make better siblings than roomies.

What I Like About You

2002

What I Like About You poster
6.4

Valerie Tyler is a 28-year-old organization freak who loves her 16-year-old sister Holly. Even if Holly is rambunctious. Spontaneous. Impulsive. Disconcerting. And definitely disorganized. Then Holly moves in with Val, and the sisters discover they may make better siblings than roomies.

What I Like About You

2002

Austin & Ally poster
7.9

A comedy about the unique relationship between a young songwriter, Ally Dawson, and Austin Moon, the overnight internet sensation who gains sudden notoriety after performing one of Ally's songs. Austin and Ally struggle with how to maintain and capitalize on Austin's newfound fame. Austin is more of a rebel type who doesn't follow the rules and is somewhat immature for his age, while Ally is conservative yet self-conscious.

Austin & Ally

2011

Bob Hearts Abishola poster
7.5

A love story about a middle-aged compression sock businessman from Detroit who unexpectedly falls for his cardiac nurse, a Nigerian immigrant, while recovering from a heart attack and sets his sights on winning her over.

Bob Hearts Abishola

2019

Transparent poster
6.4

An LA family with serious boundary issues have their past and future unravel when a dramatic admission causes everyone's secrets to spill out.

Transparent

2014

BeastMaster poster
6.4

BeastMaster chronicles the adventures of Dar, the last surviving male of the storied Sula tribe, who is blessed with the ability to communicate telepathically with the animals of his ancient world. Also endowed with the strength, courage and fighting skills of a great warrior, he uses his gifts to defend all living creatures oppressed by the forces of evil.

BeastMaster

1999

Clueless poster
6.4

CLUELESS is a television series spun off from the 1995 teen film of the same name. The series originally premiered on ABC on September 20, 1996 as a part of the TGIF lineup during its first season. The show then spent its last two seasons on UPN ending on May 25, 1999.

Clueless

1996