Lifeforce

Steve Railsback

Col. Tom Carlsen

Peter Firth

Col. Colin Caine

Frank Finlay

Dr. Hans Fallada

Mathilda May

Space Girl

Patrick Stewart

Dr. Armstrong

Michael Gothard

Dr. Bukovsky

Nicholas Ball

Roger Derebridge

Aubrey Morris

Sir Percy Heseltine

Nancy Paul

Ellen Donaldson

John Hallam

Lamson

John Keegan

Guard

Chris Jagger

First Vampire

Bill Malin

Second Vampire

Derek Benfield

Physician

Jerome Willis

Pathologist

John Woodnutt

Metallurgist

John Forbes-Robertson

The Minister

Peter Porteous

Prime Minister

Katherine Schofield

Prime Minister's Secretary

Owen Holder

First Scientist

Jamie Roberts

Rawlings

Russell Sommers

Navigation Officer

Paul Cooper

Second Guard

Patrick Connor

Fatherly Guard

Sidney Kean

Brash Guard

Chris Sullivan

Kelly

Milton Cadman

1st Soldier

Rupert Baker

2nd Soldier

Gary Hildreth

Police Surgeon

Edward Evans

Doctor

Nicholas Donnelly

Police Inspector

Peter Lovstrom

First Boy in Park

Julian Firth

Second Boy in Park

Carl Rigg

First Radar Technician

Geoffrey Frederick

Communications Officer

David English

1st Crewperson

Emma Jacobs

2nd Crewperson

Michael John Paliotti

3rd Crewperson

Brian Carroll

4th Crewperson

Richard Oldfield

Mission Leader

Christopher Barr

Trajectory Officer

Burnell Tucker

NASA Man

Thom Booker

1st NASA Officer

Michael Fitzpatrick

2nd NASA Officer

Richard D. Sharp

Ship Crewman

John Golightly

Colonel

William Lindsay

Colonel's Aide

David Beckett

Soldier

Sidney Livingstone

Ned Price

Ken Parry

Sykes

John Edmunds

BBC Commentator

Haydn Wood

Helicopter Pilot

John Larroquette

Narrator (uncredited)

James Payne

NASA Man (uncredited)

Stuart Milligan

NASA Technician (uncredited)

Barrie Holland

London Man (uncredited)

Kerry Shale

Rawlins (voice) (uncredited)

Mike Mungarvan

Policeman (uncredited)

Guy Standeven

Technician (uncredited)

Elizabeth Heery

2nd Radar Technician