Steve Guttenberg as Jeff Marx

Alan Arkin as Dr. Ramon Madera

Julie Hagerty as Liz Parker

Bill Macy as Dr. Gerald Marx

Curtis Armstrong as Dennis Gladstone

Julie Kavner as Cookie Katz

Joe Grifasi as Gómez

Robert Romanus as Carlos

Taylor Negron as Pepe the Cab Driver

Candi Milo as María Morales

Gilbert Gottfried as Dr. Tony Sandoval

Arturo Venegas as Jesús the Gunman

Arne Gordon as Bruno the Witch Doctor

Manuel Pereiro as Dr. Miguel Cervantes

Eileen Way as Sra. Madera, Ramón's Mother

Allan Corduner as Dr. Diaz the Bus Driver

Tresa Hughes as Dr. Elisabeth Marx

Martha Greene as Dr. Helene Marx

José Canalejas as Professor Hugo

Charles Paktell as Gonzales the Cadaver

John Sterland as Dr. Beatty

María del Pilar García as Estrellia, Jesús' Wife

Emilia López Isunza as Alma

Simón Andreu as Dr. Ortega, Madera's Physician

Luis E. Hidalgo as Raúl Rodriguez

Pedro Luis Lavilla as Pedro a Prisoner

Luis Barboo as Prisoner

Luis Gaspar as Morgue Attendant

Luis Maluenda as Motorcycle Cop

Alfredo Alvarez Pérez as Cafe Valencia Maitre'd

Jose Maria Munoz Gambin as Policeman

José Yepes as San Agustin Prison Guard

José María Ochoa as Old Man

Anastasio Pozo as Father Valdez

Carolina Mata García as Yolanda

Joaquín Solís del Cerro as Mute Prisoner

Paloma Cela as Lupita

Felíx Lázaro Ramos as Bernardo