Insp. Steve Trent

Betty Lane

Helen Stanley

Lee Davis

George T. Noel

Karl Williams

Larry King (as Clifford Jones)

Jimmy

Gibson

Jack Baker

Jessie Allen

Ballistic Expert

Electrician (uncredited)

Detective #3 (uncredited)

Wallach (uncredited)

Motorcycle Officer (uncredited)

Electrician (uncredited)

Gateman (uncredited)

Guard #1 (uncredited)

Electrician (uncredited)

Detective #2 (uncredited)

Doctor (uncredited)

Mr. Richardson - Studio Manager (uncredited)

Motorcycle Officer (uncredited)

Electrician (uncredited)

Property Man (uncredited)

Guard #2 (uncredited)

Detective #1 (uncredited)

Reilly (uncredited)

Jennings (uncredited)

Detective #4 (uncredited)

Radio Announcer (uncredited)

Electrician (uncredited)

Double (uncredited)