Dr. Mike Vernon

Edward Judd

Acting

Leader of the Lystrians

Yoko Tani

Acting

Dr. Claire Harland

Valerie Gearon

Acting

Brian Carter

Lyndon Brook

Acting

The Lystrian

Ric Young

Acting

Nurse Lim

Tsai Chin

Acting

Major Muncaster

Barrie Ingham

Acting

Lawrence Blackburn

Anthony Sharp

Acting

Police Sergeant Draycott

Glyn Houston

Acting

Sister Evans

Ann Castle

Acting

Barbara Gough

Jean Lodge

Acting

Sister Kelly

Ann Martin

Acting

Ted

Tony Wall

Acting

Harry

Peter Thomas

Acting

Morgan

Mark Kingston

Acting

Sergeant Williams

Emrys Leyshon

Acting

Lloyd

Leonard Cracknell

Acting

Elaine

Stephanie Bidmead

Acting

Lorry Driver

Norman Mitchell

Acting

Old Joe

Peter Sinclair

Acting

Telephone Operator

Diane Aubrey

Acting

Dundy

John Tate

Acting