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