Charles Arnt
— Les Carter (uncredited)
Hugh Beaumont
— Insp. Thomas' Assistant (uncredited)
Egon Brecher
— Child's Father (uncredited)
Charles D. Brown
— Police Insp. William C. Thomas (uncredited)
Helen Brown
— Helen Collins (uncredited)
Ralph Byrd
— Officer Halligan (uncredited)
Ken Christy
— Marty Vincent (uncredited)
Gene Coogan
— Hood (uncredited)
Carroll Nye
— George Collins (uncredited)
Frank Orth
— Smith (uncredited)
Jack Pennick
— Pill Spilling (uncredited)
Milburn Stone
— Fredericks (uncredited)
Charles Wagenheim
— Doctor (uncredited)