Sidney Blackmer
Police Commissioner Thatcher Colt
Acting
Rick Vallin
Anthony 'Tony' Abbot (as Ricki Vallin)
Acting
Byron Foulger
Everett P. Digberry
Acting
Herbert Rawlinson
District Attorney Bill Dougherty
Acting
Lynn Starr
Miss Spencer
Acting
Barry Bernard
Capt. Edgar Walters / Frank Galloway
Acting
Trude Rosen
Nina Politza
Acting
Thornton Edwards
Enrico Lombardi
Acting
John Ince
Police Captain Mike Flynn
Acting
Martin Ashe
Officer Murphy
Acting
Walter James
Police Captain Tom Henry
Acting
Frank Darien
Samuel Wilkins
Acting
Joseph DeVillard
Antonio Spogucci (as Joseph M. De Villard)
Acting
Jacques Vanaire
Guiseppe Bartarelli (as Jack Vanaire)
Acting
Willy Castello
John Martin George (as William Castello)
Acting
Harry Clark
Officer Lou Levinsky (as Harry Clarke)
Acting
Lew Leroy
Apartment Manager (as Lou LeRoy)
Acting
Billy Mitchell
Nicodemus J. Brown
Acting
Florence O'Brien
Petunia
Acting
Harte Wayne
Coroner
Acting
Pat McKee
Joe Morgan
Acting
Casey MacGregor
Police Sergeant Flanagan (as Casey McGregor)
Acting
Billy Snyder
Hotel Manager Stevens
Acting
Sam Lufkin
Lombardi's Police Escort (uncredited)
Acting