O Enigma de Andrômeda

Arthur Hill

as Dr. Jeremy Stone

David Wayne

as Dr. Charles Dutton

James Olson

as Dr. Mark Hall

Kate Reid

as Dr. Ruth Leavitt

Paula Kelly

as Karen Anson

George Mitchell

as Jackson

Ramon Bieri

as Major Manchek

Peter Hobbs

as General Sparks

Kermit Murdock

as Dr. Robertson

Richard O'Brien

as Grimes

Eric Christmas

as Senator from Vermont

Mark Jenkins

as Lt. Shawn (Piedmont team)

Peter Helm

as Sgt. Crane (Piedmont team)

Joe Di Reda

as Wildfire Computer Sgt. Burk

Carl Reindel

as Lt. Comroe

Ken Swofford

as Toby (technician)

Frances Reid

as Clara Dutton

Richard Bull

as Air Force Major

John Carter

as MP Capt. Morton

Glenn Langan

as Cabinet Secretary (uncredited)

Sandra de Bruin

as Technician (uncredited)

Susan Brown

as Allison Stone (uncredited)

Bart La Rue

as Medic Captain (uncredited)

Walter Brooke

as Assistant to Cabinet Secretary (uncredited)

Jan Burrell

as Mother - Piedmont (uncredited)

Dee Carroll

as Technician (uncredited)

Michael Crichton

as Bearded Surgeon (uncredited)

David McLean

as Sen. McKenzie (uncredited)

Emory Parnell

as Pete 'Old Doughboy' Arnold (uncredited)

Michael Pataki

as Operator of 'The Hand' (uncredited)

Quinn K. Redeker

as Capt. Morris (uncredited)

Garry Walberg

as Technician (uncredited)

Len Wayland

as Utah Crash Site Officer (uncredited)

Jason Johnson

as Dr. Benedict (uncredited)

Ivor Barry

as Murray (uncredited)

Lance Fuller

as Man (uncredited)

Don Messick

as Alarm (voice) (uncredited)

Joan Swift

as Decontamination Receptionist (uncredited)