Cast
Paul E. Burns
Leon Hartman
Edward Earle
E. R. Willard
John Elliott
John, butler
Anita Louise
Janet Mitchell
Thomas E. Jackson
Det. Capt. Quinn
Frank Wilcox
Prof. Arthur Logan
Ludwig Donath
Dr. Karger
Harry Strang
Brophy, museum watchman
Richard Hale
Curator Raymond Halliday
Mary Newton
Nurse
Coulter Irwin
Frank, Willard's aide
Jim Bannon
Jack Packard
Michael Duane
Rex Kennedy
Mona Barrie
Louise Mitchell
Frank Mayo
Quentin Mitchell
Barton Yarborough
Doc Long