Michael Keaton
Kevin

Geena Davis
Julia

Bonnie Bedelia
Annette

Christopher Reeve
Bob 'Bagdad' Freed

Ernie Hudson
Ventura

Charles Martin Smith
Kratz

Gailard Sartain
Lee Cutler

Ray Baker
Ray Garvin

Mitchell Ryan
Lloyd Wannamaker

Willie Garson
Dick

Paul Lazar
Harry

Richard Poe
Tom

Harry Shearer
Chuck

Steven Wright
Eddie

Jodi Carlisle
Doris Wind

Cynthia Mace
Michelle Kortz

Mary Pat Gleason
Desk Clerk

Jon Favreau
Debate Control Room Operator (uncredited)

Khris Kaneff
Party Guest (uncredited)

Richard Schiff
Sound Technician (uncredited)

Heather Medway
Make-Up Girl (uncredited)

Yasmine Abdul-Wahid
Female Student

Michelle Holden
Beth Yeats

Peter MacKenzie
Andy