Deathsport

Sci-fi film produced by Roger Corman, starring David Carradine and Claudia Jennings. Lord Zirpola (David Mclean), the dictator of Helix City, captures Range Guides Kaz Oshay (Carradine) and Deneer (Jennings). He forces them to take part in his favourite entertainment known as Deathsport in an arena where prisoners must fight to the death on special motorcycles like Roman gladiators.

When Deneer informs the prisoners that a child has been taken by mutant cannibals living in the wastelands, Oshay vows to break free and save her.