Dr. Frank Henson

Denholm Elliott

Acting

Tracy Loxton

Tandy Cronyn

Acting

Garard

Anthony Valentine

Acting

Hilary

Claire Nielson

Acting

Supt. Brook

Alan Browning

Acting

Filton

John Moreno

Acting

Tredgett

David Horovitch

Acting

Sergeant

Dennis Chinnery

Acting

Taxi Driver

Ken Parry

Acting

Inspector

Brian Haines

Acting

Cater

Mark Wing-Davey

Acting

Policeman at Roadblock

Robert Lindsay

Acting

Policeman (uncredited)

Derek Chafer

Acting

Policeman (uncredited)

Kevin Moran

Acting

Policewoman (uncredited)

Maureen Nelson

Acting