To get evidence against a crooked garage owner, a rookie cop masquerades as a hard case who wants a job as a mechanic.
William Campbell
Ralph
Mamie Van Doren
Irma
Keenan Wynn
Ken Osanger
Kathleen Case
Leta Novak
Jan Merlin
Scotty Cluett
John Saxon
Vince Pomeroy
Walter Coy
Lt. Newpole
Grayce Mills
Osanger's Mother
