Cast:
Boris Karloff, Ralph Byrd, Anne Gwynne, Edward Ashley, June Clayworth, Lyle Latell, Tony Barrett, Skelton Knaggs, James Nolan, Joseph Crehan, Milton Parsons, Ernie Adams, Phil Arnold, Walter Bacon, Lex Barker, Eddie Borden, Robert Bray, Robert Clarke, George Cooper, Suzi Crandall, William Gould, Ben Hall, Harry Harvey, Tom Keene, George Lloyd, Robert Malcolm, Sean McClory, Lew Meehan, Bruce Mitchell, Lee Phelps, Lorin Raker, Bert Roach, Jason Robards Sr., Harry Strang, Tex Swan