as Dr. Carew
as Joshua Snade
as Chef Inspector Louvain
as R.J. Milne
as Sir Francis Stevens
as Peter Gunther
as Dr. J.P. Finley
as Dr. Powers
as Mr. Allison (General Manager)
as Colbert
as Inspector
as "Professor" Stanton
as Dr. Cromwall
as Commissioner Hargraves
as Henry (Jardin butler)
