Jack Lemmon

Ed Horman

Sissy Spacek

Beth Horman

Melanie Mayron

Terry Simon

John Shea

Charles Horman

Charles Cioffi

Captain Ray Tower

David Clennon

Consul Phil Putnam

Richard Venture

U.S. Ambassador

Jerry Hardin

Colonel Sean Patrick

Richard Bradford

Andrew Babcock

Joe Regalbuto

Frank Teruggi

Keith Szarabajka

David Holloway

John Doolittle

David McGeary

Janice Rule

Kate Newman

Ward Costello

Congressman

Tina Romero

Maria

Martin LaSalle

Paris

Jorge Russek

Espinoza

Kimberley Farr

Young Woman (Ford Foundation)

Josefina Echánove

Woman Doctor (Basement Ward)

Antonio Medellin

Rojas' Assistant

Emilio Guerrero

Extra (uncredited)