The Unholy Night

Ernest Torrence

as Dr. Ballou

Roland Young

as Lord Montague

Dorothy Sebastian

as Lady Efra

Natalie Moorhead

as Lady Vi

Sydney Jarvis

as The Butler

Polly Moran

as Polly, Maid

George Cooper

as Frey, Lord Montague's Orderly

Sôjin Kamiyama

as The Mystic

Claude Fleming

as Sir James Rumsey

Clarence Geldart

as Inspector Lewis

John Miljan

as Major Mallory

Richard Tucker

as Colonel Davidson

John Loder

as Captain Dorchester

Philip Strange

as Lieutenant Williams

John Roche

as Lieutenant Savor

Lionel Belmore

as Major Endicott

Gerald Barry

as Captain Bradley

Richard Travers

as Major McDougal

Ellinor Vanderveer

as Guest at First Seance

Boris Karloff

as Abdul Mohammed Bey - the Hindu Lawyer (uncredited)