- Ralph Byrd
- Dick Tracy
- Michael Owen
- Billy Carr
- Jan Wiley
- June Chandler
- John Davidson
- Lucifer
- Ralph Morgan
- J.P. Morton
- Kenneth Harlan
- Police Lt. Cosgrove
- John Dilson
- Henry Weldon
- Howard Hickman
- Stephen Chandler
- Robert Frazer
- Daniel Brewster
- Robert Fiske
- Walter Cabot
- Jack Mulhall
- Jim Wilson
- Hooper Atchley
- Arthur Trent
- Anthony Warde
- John Corey
- Chuck Morrison
- Trask
- Carol Adams
- Nurse
- George Allen
- Pier Heavy 2
- Frank Alten
- Arno Draga
- John Bagni
- Pete
- Griff Barnett
- Plant Watchman
- Ray Bennett
- Brownstone Heavy 1
- Sam Bernard
- Ambulance Thug QR14
- Edward Biby
- Grill Patron
- Lynton Brent
- Telephone Serviceman
- Benny Burt
- Nick
- Wheaton Chambers
- Dr. Henderson
- Edmund Cobb
- Police Guard at Chandler's Gate
- John Webb Dillion
- Government Inspector
- Mike Donovan
- Jail Guard
- Douglas Evans
- Police Broadcaster
- James Fawcett
- Plant Heavy 2
- Terry Frost
- Drake
- Bud Geary
- Plant Heavy 7
- Chuck Hamilton
- Tear Gas Cop
- William Hamner
- Intern
- Ray Hanson
- Armored Car Chief / Corporal with Message (uncredited)
- Edward Hearn
- Cutter Captain
- Selmer Jackson
- Army Officer
- Warren Jackson
- Junction Heavy 3
- John James
- Davis, Patrol Guard
- Marjorie Kane
- Cigarette Girl
- Jack Kenney
- Police Lt. Berke
- Richard Kipling
- Customs Inspector
- Joe Kirk
- Brownstone Heavy 3
- Fred Kohler Jr.
- House Heavy
- Richard LaMarr
- Canfield
- Nora Lane
- Trent's Secretary
- Bert LeBaron
- Pete Collins / Plant Heavy 1 (uncredited)
- Carl M. Leviness
- Airport Passenger
- Alexander Lockwood
- Smith
- Jacques Lory
- Brownstone Heavy 2
- Julian Madison
- Ranger
- Charles McAvoy
- Police Guard at Chandler's Gate
- Walter McGrail
- Junction Heavy 1 / Marine Captain (uncredited)
- Charles McMurphy
- 2nd Yard Guard
- Frank Meredith
- Army Messenger
- John Merton
- Brent
- Charles Miller
- Cmdr. Haees
- Walter Miller
- Launch Heavy
- Howard M. Mitchell
- Officer Riley
- Frances Morris
- Phone Operator
- Pat O'Shea
- Car Heavy
- Eddie Parker
- Hideout Heavy
- George Peabody
- Driver
- Charles Phillips
- Plant Heavy 10
- Stanley Price
- Barn Heavy QR10
- Hugh Prosser
- Patrol Captain
- Bob Reeves
- Plainclothesman
- Barry Regan
- Chester
- Robert Robinson
- Plant Heavy 5
- Buddy Roosevelt
- Pier Heavy 3
- Wally Rose
- Roof Heavy
- Dick Rush
- Tom
- Fred Schaefer
- Dawson
- Cy Schindell
- Plant Heavy 8
- David Sharpe
- Pier Heavy 1
- C. Montague Shaw
- Dr. Jonathan Morton
- Al Taylor
- Launch Heavy
- Duke Taylor
- Deck Heavy / Plant Heavy 6 (uncredited)
- Forrest Taylor
- Netzikoff's Butler
- Harry Tenbrook
- Junction Heavy 2
- Ken Terrell
- Plant Heavy 4
- Edward Thomas
- Bartender
- Evan Thomas
- Plant Heavy 9
- Sid Troy
- Guard in Alley / Decoy Driver (uncredited)
- Archie Twitchell
- Radio Announcer
- Max Waizmann
- Telegrapher
- Robert J. Wilke
- Cutter Helmsman
- Bill Wilkus
- Chuck / Plant Heavy 3 (uncredited)
- Bud Wolfe
- Grill Room Heavy
