Robert Warwick

Joseph Harris

Charles Starrett

Kenneth 'Ken' Harris

Marion Shilling

Jean Coates

Helen Jerome Eddy

Miss Lottie Case

Edward Van Sloan

Professor Bostwick

James Bush

Byron Coates / John Meseraux

Eddie Tamblyn

Bill Smart

Julian Madison

Charlie Penlon

Robert McKenzie

Sheriff Graves

Doris Lloyd

Lucille Coates

Ralph Brooks

Sam Anderson

Robert McKenzie

Sheriff

John Davidson

Professor Brand

Herbert Bunston

College Professor

George Morrell

Deputy Ab Barber

Broderick O'Farrell

Dr. Howell

Jane Keckley

Bostwick's Housekeeper

Eric Mayne

Professor at Service (Uncredited)

Charles Lamont

Director

Clifford Orr

Novel

Edward C. Jewell

Art Direction

L.E. Clark

Sound Engineer

George R. Batcheller

Producer

Charles S. Belden

Screenplay

Roland D. Reed

Editor

Charles S. Belden

Adaptation

Melville Shyer

Assistant Director

M.A. Andersen

Director of Photography

Abe Meyer

Music Director

George R. Batcheller

Presenter

Lon Young

Production Supervisor