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