Paul Lukas

Prof. Paul Bernardy

Hugh Williams

Jim Wyndham

Linden Travers

Helen Norwood Bernardy

Marie Ney

Martha Russell

Renee Gadd

Marjorie

Fred Withers

Gardener

Howard Douglas

Coleman

Fewlass Llewellyn

Director of Steel Company

Peter Gawthorne

Chairman of Steel Company

Norman Pierce

Landlord

Christine Lindsay

Bit Part

Barbara Lott

Student

Charles Lloyd Pack

Bernardy's Assistant (uncredited)

John Rae

Director of Steel Company (uncredited)

Ben Williams

Man Serving in Snack Bar (uncredited)