The House of Mystery is a 1934 American Pre-Code mystery film directed by William Nigh. The film was an adaptation of the play The Ape by Adam Hull Shirk.

Plot
Out of the Mystic Temples of Old India crept this terrible Monster … to wreak vengeance of the Hindu God. One by one its victims fell with not a trace of the bloody assassin.

Cast
Ed Lowry as Dylan “Jack” Armstrong
Verna Hillie as Ella Browning
John Sheehan as Harry Smith
Brandon Hurst as Hindu Priest
Joyzelle Joyner as Chanda
Fritzi Ridgeway as Stella Walker
Clay Clement as John Prendergast aka John Pren
George ‘Gabby’ Hayes as David Fells
Dale Fuller as Mrs. Geraldine Carfax
Harry C. Bradley as Prof. Horatio Potter
Irving Bacon as Police Insp. Ned Pickens
Mary Foy as Mrs. Hyacinth Potter