キャスト
Robert Warwick
Joseph Harris
Charles Starrett
Kenneth 'Ken' Harris
Helen Jerome Eddy
Miss Lottie Case
Eddie Tamblyn
Bill Smart
George Morrell
Deputy Ab Barber
Marion Shilling
Jean Coates
James Bush
Byron Coates / John Meseraux
Doris Lloyd
Lucille Coates
John Davidson
Professor Brand
Edward Van Sloan
Professor Bostwick
Julian Madison
Charlie Penlon
Eric Mayne
Professor at Service (Uncredited)
Robert McKenzie
Sheriff Graves, Sheriff
Herbert Bunston
College Professor
Broderick O'Farrell
Dr. Howell
Jane Keckley
Bostwick's Housekeeper