Dr. Morgan and Dr. Cavigny star as a brace of scientists who return from the West Indies with a potent, phosphorescent serum that allegedly changes human beings into cats.
Dr. Van Glock
Dr. Jim Borden
Gwen Runstrom
Dr. Lester Cavigny
Nora Cavigny
Dr. John Reade
Insp. Fenwick
Ah Wong - Restaurant Owner
Nurse Maidie Halpern
Workman
Andre Dussaud
Waiter
Medical Examiner
