Keith Buckley
Tom Crabbe
Christopher Matthews
Lee Monkhouse
Reginald Barratt
Styles
Michael Hordern
Prof. Ainslie Grey
Jean Anderson
Ada Grey
Billie Whitelaw
Mrs. Janetta O'James
Margaret Courtenay
Mrs. Esdaile
Tenniel Evans
Dr. Penny
Angela Pleasence
Maid
Edward Cast
A Professor
A. J. Brown
Prof. Esdaile
