Robert T. Ironside
Al Hayes
Herb Jarman
Det. Sgt. Ed Brown
Officer Eve Whitfield
Mark Sanger
Commissioner Dennis Randall
George Bently
Russ Quinn
Helga
Patrolman Kellogg
Auctioneer
Martha Bently
Communications Officer
1st Car Dealer
2nd Car Dealer (as John R. McKee)
1st Man at Race Track
2nd Man at Race Track
3rd Man at Race Track
Desk Sergeant
Margaret Blackwell
Racetrack Patron (uncredited)