- Sheree North - Jonesy
- Warren Stevens - Capt. Ben Williams
- Raymond St. Jacques - Dr. Taylor
- Bert Freed - Chief of Detectives Hap Lynch
- Harry Bellaver - Mickey Dunn
- Frank Marth - Lt. James Price
- Lloyd Gough - Asst. Chief Inspector Earl Griffin
- Virginia Gregg - Esther Newman
- Henry Beckman - Ptl. Philip Downes
- Woodrow Parfrey - Marvin
- Dallas Mitchell - Det. Tom Gavin
- Lloyd Haynes - Ptl. Sam Woodley
- Ray Montgomery - Det. O'Mara
- Seth Allen - Subway Dispatcher
- Kay Turner - Stella
- Richard O'Brien - Det. O'Brien
- Robert Granere - Buster
- Rita Lynn - Rita Bonaro
- Gloria Calomee - Policewoman Doris Hawkins
- Robert Ball - Prisoner
- Albert Henderson - Lt. Strong
- Toian Matchinga - Rosita
- Abel Fernandez - Detective Rodriguez
- Paul Sorensen - Benesh Look-Alike in Saloon
- Robert Biheller - Man
- Ollie O'Toole - Man
- Al Dunlap - Man
- Pepe Hern - Man
- Scott Hale - Ambulance Driver
- Sean Kennedy - Man
- Bob O'Connell - Man
- Conrad Bain - Hotel Clerk
- Ed Crowley - Man at Precinct
- Tom Rosqui - Man
- Diane Sayer - Doreen
- Mina Martinez - Woman
- Kathleen O'Malley - Woman
- Elizabeth Fleming - Woman
- Madeline Clive - Woman
- Philippa Bevans - Mrs. Hewitt
- Nina Varela - Woman
- Kate Harrington - Woman
- Al Ruban - Kowalski
- Lincoln Kilpatrick - Patrolman Grimes
- Ralph Smiley - Captain
- John McLiam - Dunne (uncredited)
- Hal Taggart - Party Guest (uncredited)
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Pilar Miró
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