Edward Judd
Dr. Mike Vernon
Yoko Tani
Leader of the Lystrians
Valerie Gearon
Dr. Claire Harland
Lyndon Brook
Brian Carter
Ric Young
The Lystrian
Tsai Chin
Nurse Lim
Barrie Ingham
Major Muncaster
Anthony Sharp
Lawrence Blackburn
Glyn Houston
Police Sergeant Draycott
A
Ann Castle
Sister Evans
Jean Lodge
Barbara Gough
A
Ann Martin
Sister Kelly
T
Tony Wall
Ted
P
Peter Thomas
Harry
Mark Kingston
Morgan
E
Emrys Leyshon
Sergeant Williams
L
Leonard Cracknell
Lloyd
Stephanie Bidmead
Elaine
Norman Mitchell
Lorry Driver
P
Peter Sinclair
Old Joe
D
Diane Aubrey
Telephone Operator
J
John Tate
Dundy