Donald Houston
Dr. Robert Armour
Natasha Parry
Anne Armour
Patricia Owens
Willow, Opal's Companion (as Pat Owens)
Esma Cannon
Aunt Judith Armour
Nora Nicholson
Aunt Opal Armour
Susan Richmond
Aunt Hester Armour
Meadows White
Dexter the Gardener
Melissa Stribling
Diana Wilson
Ewen Solon
Sgt. Jenkins
Denis Webb
Det. Inspector York
Janet Barrow
Mrs. Wilson