Guy Rolfe

Dr. Mark Fenton

Lisa Daniely

Lisa Durand

Patricia Dainton

Sister Rogers

Sydney Tafler

Wade

Ballard Berkeley

Inspector Austin

Anton Diffring

Edward Shroder

Brian Worth

Geoffrey Terry

Avice Landone

Mrs. Terry

James Raglan

Sir Oliver Peters

Derek Aylward

William Franklyn

Dr. Gillespie

Desmond Llewelyn

Police Constable at Barrier