Jack Lemmon
Role: Ed Horman
Sissy Spacek
Role: Beth Horman
Melanie Mayron
Role: Terry Simon
John Shea
Role: Charles Horman
Charles Cioffi
Role: Captain Ray Tower
David Clennon
Role: Consul Phil Putnam
Richard Venture
Role: U.S. Ambassador
Jerry Hardin
Role: Colonel Sean Patrick
Richard Bradford
Role: Andrew Babcock
Joe Regalbuto
Role: Frank Teruggi
Keith Szarabajka
Role: David Holloway
John Doolittle
Role: David McGeary
Janice Rule
Role: Kate Newman
Ward Costello
Role: Congressman
Hansford Rowe
Role: Senator
Richard Whiting
Role: Statesman
Martin LaSalle
Role: Paris
Terence Nelson
Role: Colonel Clay
Robert Hitt
Role: Peter Chernin
Félix González
Role: Rojas
María Eugenia Ríos
Role: Mrs. Duran
Jorge Russek
Role: Espinoza
Alan Penwrith
Role: Samuel Cross
Manuel Ávila Camacho
Role: Doctor (Mental Hospital)
Kimberley Farr
Role: Young Woman (Ford Foundation)
Piero Cross
Role: Hotel Manager
Gary Richardson
Role: Operator U.S. Embassy
Josefina Echánove
Role: Woman Doctor (Basement Ward)
Robert Johnstreet
Role: Bob
Linda Spheeris
Role: Woman (State Department)
Jorge Mancilla
Role: Captain (airport)
Gerardo Vigil
Role: Soldier (laundry)
Mario Valdez
Role: Officer (laundry)
Jaime Garza
Role: Young Man (Stadium)
Joe I. Tompkins
Role: Marine Officer
Jacqueline Evans
Role: Woman (Ford Foundation)
Jorge Santoyo
Role: Young Man (Mental Hospital)
Juan Vázquez
Role: Little Man (Mental Hospital)
Antonio Medellín
Role: Rojas' Assistant
Albert Cates
Role: 2nd Marine Officer
Miguel Cane
Role: Little Boy at Beth's Class (uncredited)
Emilio Guerrero
Role: Extra (uncredited)
Harry Kopoian
Role: Director of Morgue (uncredited)
Susana Vincent Nava
Role: Nurse (uncredited)