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