"A greedy woman tries to poison her nephew's bride in a dark mansion."
Donald Houston
as Dr. Robert Armour
Natasha Parry
as Anne Armour
Patricia Owens
as Willow, Opal's Companion (as Pat Owens)
Esma Cannon
as Aunt Judith Armour
Nora Nicholson
as Aunt Opal Armour
Susan Richmond
as Aunt Hester Armour
Meadows White
as Dexter the Gardener
Melissa Stribling
as Diana Wilson
Ewen Solon
as Sgt. Jenkins
Denis Webb
as Det. Inspector York
Janet Barrow
as Mrs. Wilson
Dick Smith
Sound Supervisor
Dorothy Eden
Novel
Vivian Milroy
Screenplay
Michael McCarthy
Director
George Haslam
Art Direction
William H. Williams
Producer
Olive Whitehurst
Hairstylist
Robert LaPresle
Director of Photography
Jack Craig
Makeup Artist
Eric Hodges
Editor
Leo Rogers
Camera Operator
Betty Harley
Script Supervisor
Sidney Rider
Sound Recordist
