Steve Reeves' Sandokan series

After the capture of the Sultan of Muluder, Sandokan, the sultan's son, leads a guerilla army through treacherous jungles to free his father and defeat Queen Victoria's army of invaders.

Filmed in Singapore it tells the story of Sandokan who is a Malaysian rebel who, with a group of renegades, goes up against a British General who is trying to force the King to resign.