William H. Macy
— Charles Lang
Patti LuPone
— Rita Lang
Charles Durning
— Tour Guide
John Mahoney
— Mason Gross
Joe Mantegna
— Lawrence Oberman
Joanna Miles
— Mrs. Varek
Mike Nussbaum
— Mr. Wallace
Treat Williams
— Dave Murray
J.J. Johnston
— White Haired Man
David Mamet
— Brown Haired Man
Andrea Marcovicci
— Singer in Dance Hall
John Capodice
— Kegan
Peter Michael Goetz
— Soapbox Speaker One
Natalija Nogulich
— Soapbox Speaker Two (as Natalia Nogulich)
Ricky Jay
— Ratty Inventor
Lucinda Jenney
— Gross's Secretary
Rebecca Pidgeon
— Connie
Tim Farrell
— Bernie
Horton Foote Jr.
— Grey
Felicity Huffman
— Dance Hall Girl
Hawthorne James
— Factory Worker
Sharon Watroba
— The Customer
Calvin Remsberg
— Member of Singing Quartet (uncredited)
Martin Sheen
— Chain Letter Voice (voice) (uncredited)