Police Lt. Leonard Diamond vies to bring a clever, well connected, and sadistic gangster to justice all the while obsessing over the gangsters' girlfriend.
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Cornel Wilde | Leonard Diamond |
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Jean Wallace | Susan Lowell |
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Brian Donlevy | Joe McClure |
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Richard Conte | Mr. Brown |
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Lee Van Cleef | Fante |
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Earl Holliman | Mingo |
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Robert Middleton | Police Capt. Peterson |
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Helen Walker | Alicia Brown |
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Jay Adler | Detective Sam Hill |
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John Hoyt | Nils Dreyer |
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Ted de Corsia | Ralph Bettini |
| Helene Stanton | Rita | |
| Roy Gordon | Audubon | |
| Steve Mitchell | Bennie Smith, Boxer | |
| Baynes Barron | Young detective | |
| James McCallion | Frank - Lab technician | |
| Tony Michaels | Photo technician | |
| Rita Gould | Nurse | |
| Bruce Sharpe | Detective | |
| Michael Mark | Fred (hotel clerk) | |
| Donna Drew | Miss Hartleby | |
| Brian O'Hara | Attorney Malloy |
Camera |
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| John Alton | Director of Photography |
Directing |
| Joseph H. Lewis | Director |
Editing |
| Robert S. Eisen | Editor |
Production |
| Sidney Harmon | Producer |
Writing |
| Philip Yordan | Writer |