Donald Pleasence

Inspector Calhoun

Norman Rossington

Det.Sgt. Rogers

David Ladd

Alex Campbell

Sharon Gurney

Patricia Wilson

Hugh Armstrong

The "Man"

June Turner

The "Woman"

Clive Swift

Inspector Richardson

James Cossins

James Manfred O.BE.

Heather Stoney

P.C.W. Alice Marshall

Hugh Dickson

Dr. Bacon

Christopher Lee

Stratton-Villiers, MI5

Jack Woolgar

Platform Inspector

Ron Pember

Lift Operator

Colin McCormack

Police Constable 1

Gary Winkler

Police Constable 2

James Culliford

Publican

Suzanne Winkler

Prostitute

Gerry Crampton

Tunnel Worker

Terry Plummer

Tunnel Worker

Gordon Petrie

Tunnel Worker

Gary Sherman

Director

Ceri Jones

Screenplay

Paul Maslansky

Producer

Geoffrey Foot

Editor

Mary Selway

Casting

Dennis Gordon-Orr

Art Direction

Harry Frampton

Makeup Artist

Peter Frampton

Makeup Artist

Alex Thomson

Director of Photography

Joyce Herlihy

Production Manager

Tony Teiger

Property Master

Lewis More O'Ferrall

Assistant Director

John Hackney

Sound Editor

David Cadwallader

Key Grip

Dave Clarke

Electrician

Colin Corby

Camera Operator

John Golding

Focus Puller

Kay Rawlings

Continuity

Gary Sherman

Original Story

Wil Malone

Original Music Composer

Jeremy Rose

Original Music Composer