Lifeforce

Steve Railsback

As Col. Tom Carlsen

Peter Firth

As Col. Colin Caine

Frank Finlay

As Dr. Hans Fallada

Mathilda May

As Space Girl

Patrick Stewart

As Dr. Armstrong

Michael Gothard

As Dr. Bukovsky

Nicholas Ball

As Roger Derebridge

Aubrey Morris

As Sir Percy Heseltine

Nancy Paul

As Ellen Donaldson

John Hallam

As Lamson

John Keegan

As Guard

Chris Jagger

As First Vampire

Bill Malin

As Second Vampire

Derek Benfield

As Physician

Jerome Willis

As Pathologist

John Woodnutt

As Metallurgist

John Forbes-Robertson

As The Minister

Peter Porteous

As Prime Minister

Katherine Schofield

As Prime Minister's Secretary

Owen Holder

As First Scientist

Jamie Roberts

As Rawlings

Russell Sommers

As Navigation Officer

Paul Cooper

As Second Guard

Patrick Connor

As Fatherly Guard

Sidney Kean

As Brash Guard

Chris Sullivan

As Kelly

Milton Cadman

As 1st Soldier

Rupert Baker

As 2nd Soldier

Gary Hildreth

As Police Surgeon

Edward Evans

As Doctor

Nicholas Donnelly

As Police Inspector

Peter Lovstrom

As First Boy in Park

Julian Firth

As Second Boy in Park

Carl Rigg

As First Radar Technician

Geoffrey Frederick

As Communications Officer

David English

As 1st Crewperson

Emma Jacobs

As 2nd Crewperson

Michael John Paliotti

As 3rd Crewperson

Brian Carroll

As 4th Crewperson

Richard Oldfield

As Mission Leader

Christopher Barr

As Trajectory Officer

Burnell Tucker

As NASA Man

Thom Booker

As 1st NASA Officer

Michael Fitzpatrick

As 2nd NASA Officer

Richard D. Sharp

As Ship Crewman

John Golightly

As Colonel

William Lindsay

As Colonel's Aide

David Beckett

As Soldier

Sidney Livingstone

As Ned Price

Ken Parry

As Sykes

John Edmunds

As BBC Commentator

Haydn Wood

As Helicopter Pilot

John Larroquette

As Narrator (uncredited)

James Payne

As NASA Man (uncredited)

Stuart Milligan

As NASA Technician (uncredited)

Barrie Holland

As London Man (uncredited)

Kerry Shale

As Rawlins (voice) (uncredited)

Mike Mungarvan

As Policeman (uncredited)

Guy Standeven

As Technician (uncredited)

Elizabeth Heery

As 2nd Radar Technician