출연진
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)