Lorna Gray (Janet Saavard)
Robert Wilcox (Scoop Foley)
Roger Pryor (District Attorney Drake)
Don Beddoe (Lieutenant Shane)
Boris Karloff (Dr. Henryk Savaard)
Dick Curtis (Kearney)
James Craig (Watkins)
John Tyrrell (Sutton)
Ann Doran (Betty Crawford)
Joseph DeStefani (Dr. Stoddard)
Charles Trowbridge (Judge Bowman)
Byron Foulger (Lang)