Peter Cookson as Larry Crain

Warren William as Police Capt. Burke

Anne Gwynne as Eileen Stevens

Francis Pierlot as Prof. Stanley

Nestor Paiva as Detective Shaefer

James Cardwell as Ben - a Student

Almira Sessions as Mrs. Williams - Landlady

William Moss as Al

Harry Clay as Student

Ernie Adams as House Painter

Charles Calvert as Doc

Fairfax Burger as Magician