Stephen Boyd movies

After a Jewish prince is betrayed and sent into slavery by a Roman friend in 1st-century Jerusalem, he regains his freedom and comes back for revenge.

When a blood clot renders a scientist comatose, a submarine and its crew are shrunk and injected into his bloodstream in order to save him.

The death of Marcus Aurelius leads to a succession crisis, in which the deceased emperor's son, Commodus, demonstrates that he is unwilling to let anything undermine his claim to the Roman Empire.

A man is chasing four outlaws who killed his wife and finds them in a small town's jail, but they escape to Mexico.