Meg Ryan

Maggie

Matthew Broderick

Sam

Kelly Preston

Linda

Tchéky Karyo

Anton

Maureen Stapleton

Nana

Nesbitt Blaisdell

Ed Green

Remak Ramsay

Professor Wells

Lee Wilkof

Carl

Dominick Dunne

Matheson

Susan Forristal

Cecile

Larry Pine

Street Comic

Debbon Ayer

Gwen

Maurizio Benazzo

Euro-Chic Man

Paolo Calamari

French Bartender

Helmar Augustus Cooper

Bus Driver

Tom Forrest

Astronomer

Shoshanna Gleich

School Teacher

Jacqueline Heinze

Bald Girl

Mike Hodge

Linda's Doorman

Daniel Dae Kim

Undergrad Assistant

Bill Kux

Desk Clerk

Steve McAuliff

Business Man

Conrad McLaren

Motorcycle Man

Bill Timoney

Restaurant Patron

David Boston

Man in Bus Line (uncredited)

Bob Bowersox

Astronomer (uncredited)

Jordan Nia Elizabeth

School Girl (uncredited)

Martin Pfefferkorn

Thief on Bus Line (uncredited)