cast
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Kent Taylor
Boston Blackie
-
Frank Orth
Inspector Faraday
-
Lois Collier
Mary Wesley
-
Troy Melton
Officer Kelly / Diving Bell Attendant / Elevator Man (uncredited) / Young Cop (uncredited) / Uniform Cop / Policeman / Officer Parker / Teletype Cop / Cop (uncredited) / Joe the Waiter / Film Crew Member (uncredited)
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Marshall Reed
Slick - Henchman / Sharkie
- Bill Catching Sailor / Policeman (uncredited) / News Seller - Narrator
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Richard Crane
-
Frank Jenks
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Earle Hodgins
-
Ben Welden
Slugs
- Stephen Gregory
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Terry Frost
Ollie Ward
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John Eldredge
Ralph Sivetti
-
Michael Whalen
Doctor
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Lester Dorr
Tommy
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John Pickard
Brennan
-
Richard Reeves
Sidney Birtch / Garrett
-
Philip Van Zandt
Milo Morrissey
-
Tristram Coffin
Mike
- Bill Fletcher Gillespie / Dick Mantelli
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William Bakewell
Ron Taylor
-
Tom Kennedy
Doc's Henchman / Frank
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Paul Bryar
Monk
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George Pembroke
Carl Millman
-
Peter Mamakos
Hayes / Hood
-
Lee Van Cleef
Captain Jansen / Lou
- Robert Stevenson Danny
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John Cason
Knot Head / Ed
- Reed Howes Det. Dawsoon / Sarge
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Clark Howat
Lang / Hanlon
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Pamela Blake
-
Roscoe Ates
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Maris Wrixon
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Joe Turkel
-
Pierre Watkin
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Peter Brocco
Arthur Jones
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Lorna Thayer
-
Eugene Jackson
- Harry Browne
-
George Cheung
-
John Pinette
-
Phil Arnold
-
Billy Halop
-
Gene Roth
-
Mary Jane Saunders
-
Stuart Whitman
-
Michael Ansara
Galleus the Great
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Leo Penn
-
Art Gilmore
-
Aram Katcher
-
Christine McIntyre
-
William Haade
-
Peter Leeds
-
Gloria Talbott
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Ted Hecht
- Larry Stewart
-
Allen Jenkins
- John Carson
-
Henry Rowland
-
Edgar Dearing
-
Jan Bryant
-
Carlo Schipa
-
Tom Tyler
-
Emory Parnell
-
Maurice Jara
-
John Doucette
- Irene Vernon
-
Don Dillaway
- Roy Engel
-
Sam Flint
-
Joseph Mell
Maxie
-
Don Brodie
Benny
-
Russ Conway
-
Robert Bray
Manning
-
Joe E. Ross
Mike Marion
-
Lyle Talbot
Wildcat Cannon
-
Frank Hagney
-
Jean Willes
Jewel Howard
- Fred Sherman
-
George Eldredge
Lawrence Stuart / Dave
-
Frank Richards
Muscles Malloy
- Billy Nelson Louie Gordon
-
Keith Richards
Ted Kent
-
Bobby Jordan
Waiter (uncredited)
- Alan Harris
-
Robert J. Wilke
Edgar
-
David Janssen
Armored Car Driver (uncredited)
- Clarence Straight Police Officer Joe
-
Byron Foulger
Charlie Carter
-
Larry J. Blake
Cauliflower Ear
-
Rand Brooks
Hutch
-
Walter Coy
Amos Hendrix
-
Bob Reeves
Policeman
-
Hugh Sanders
George Mittner
-
Mary Young
Needles
-
Wheaton Chambers
Businessman (uncredited)
-
Al Hill
Thug (uncredited)
-
John Crawford
Jim Marcum
- Walter Kelley Severy
- Chalky Williams Guard (uncredited)