Dennis Price
— Dr. Henry Jekyll / Mr. Hyde
Philip Ray
— Gabriel John Utterson
Oliver Johnston
— Poole
Renee Goddard
— Rosie
David Graham
— Albert
Sam Kydd
— Child's Father
Ian Fleming
— Dr. Hastie Lanyon
Anita Sharp-Bolster
— Housekeeper
Hilda Barry
— Rosie's Landlady
Nancy Nevinson
— Mrs. Woodford
Helena Pickard
— Mrs. Ellerton
Billy Milton
— Photographer
Paddy Webster
— Katherine
Olive Sloane
— Rosie's Friend
Nicholas Bruce
— Richard Enfield
John Falconer
— Mr. Guest