Hammer (1972)

Starring:

• Fred Williamson 
• Bernie Hamilton
• Vonetta McGee
• Charles Lampkin 
• Mel Stewart 
• D'Urville Martin 
• Stack Pierce 
• Marilyn Joi

Storyline
A dock worker becomes a prizefighter, but gets mixed up with a crooked manager. A sympathetic L.A. detective tries to set him straight, but he won't listen. His manager, who is also a drug dealer, tells him that he has to take a dive during an important fight, and to ensure his cooperation, his girlfriend is kidnapped.