Alan Arkin

Simas Kudirka

Richard Jordan

Cmdr. Edward Devon

Donald Pleasence

Capt. Vladimir Popov

George Dzundza

Gruzauskas

John McMartin

Phillip Chadway

Shirley Knight

Genna Kudirka

Marvin Silbersher

Cmdr. Burkalis

Peter Evans

Mott

Ted Shackelford

Blain

Barton Heyman

Dr. Paegle

Jack Blessing

Kabek

Nicholas Guest

Baltrunar

Matthew Arkin

Petras

Salem Ludwig

Assistant Supervisor

Donald Warnock

Stender

Nicholas Saunders

Soviet Chairman

Warren Manzi

Radio Operator

David Gibson

Garvey

Thom Vegh

Cipola

M.F. Bernier

Colley

Clarence Felder

Picnic Man

Gedda Petry

Marija

Joe Sabia

Durgas

Daniel Williams

Seaman Nance

Michael Stein

Yakov

Joyce Vining Morgan

Mrs. Paegle

Don Wescott

Prosecutor

Jack Lazare

Old KGB Man

Stephen Nuding

Young KGB Man

Kenneth Bradford

Capt. Sloan

Leo Grillo

Thomas

Bok Richardson

Adm. Ritter

William Paul Steele

Cmdr. Sullivan