Joe Branch, reputed to be the son of Jesse James, comes riding into Coffeyville Kansas, looking for proof one way or the other regarding the question of who his father was.

The Man from Bitter Ridge is a film directed by Jack Arnold. Jeff Carr, a special investigator, arrives in Tomahawk. His assignment is to discover who has been holding up the local stagecoach and is guilty for a series of killings that terrorize the town. Sheepman Alec Black is suspected by the local population but it is not long before Jeff realizes the man is innocent. Alec even becomes a good friend although he is in love with the same woman as him, Holly. Jeff will manage to arrest the real culprits but not before the latter try to compromise him down.

A band of outlaws, led by "Papa" Clellan, hold up in a ghost town as they plan an attack on a wagon train loaded with gold. The unexpected arrival of a stagecoach forces the gang to hold the passengers and driver as hostages. The later arrival of a wanderer, John Trey, sets in motion events not in "Papa" Clellan's original plan.

An ex-con is inspired to go undercover and "finger" the mob after finding out his sister is hooked on illegal drugs.

Raoul Leduc is a police inspector trailing a spy who plots to kidnap an important American atomic scientist. Joe Victor a gangster who is hired to carry out the abduction, balks when he learns what is at stake and helps Leduc out instead.