Matthew Modine

Dr. Don Francis

Alan Alda

Dr. Robert Gallo

Patrick Bauchau

Dr. Luc Montagnier

Nathalie Baye

Dr. Françoise Barre

Christian Clemenson

Dr. Dale Lawrence

David Clennon

Mr. Johnstone

Phil Collins

Eddi Papasano

Bud Cort

Antique Shop Owner

Alex Courtney

Dr. Mika Popovic

David Dukes

Dr. Mervyn Silverman

Richard Gere

The Choreographer

David Marshall Grant

Dennis Seeley

Ronald Guttman

Dr. Jean-Claude Chermann

Glenne Headly

Dr. Mary Guinan

Anjelica Huston

Dr. Betsy Reisz

Ken Jenkins

Dr. Dennis Donohue

Richard Jenkins

Dr. Marc Conant

Tchéky Karyo

Dr. Willy Rozenbaum

Swoosie Kurtz

Mrs. Johnstone

Jack Laufer

Mrs. Johnstone

Donal Logue

Bobbi Campbell

Steve Martin

The Brother

Richard Masur

William W. Darrow, PhD

Dakin Matthews

Congressman Phil Burton