Lloyd Nolan

as Tommy N. Thornton ('Mr. Dynamite')

Irene Hervey

as Vicki Martin

Ann Gillis

as Joey aka Abigail

J. Carrol Naish

as 'The Professor'

Robert Armstrong

as Gunman

Frank Gaby

as Valla, the Ventriloquist

Elisabeth Risdon

as Limping Woman (aka "Achilles")