Robert Wilcox
— Larry Mitchell
Helen Mack
— Mollie Riley
Edward Brophy
— Cuthbert Innocent
Irving Pichel
— Professor
Joe Sawyer
— Tony Garzoni
Selmer Jackson
— Steve Riley
Sam McDaniel
— Speedy
Dorothy Vaughan
Al Hill
John Harmon
Rudolph Chavers
Tim Davis
Dorothy Arnold
Eddie Hall
Robert Homans
Cyril Ring
