Robin Williams as Andrew

Embeth Davidtz as Little Miss / Portia

Sam Neill as Sir

Oliver Platt as Rupert Burns

Kiersten Warren as Galatea Robotic / Human

Wendy Crewson as Ma'am

Hallie Eisenberg as Little Miss 7 yrs. old

Lindze Letherman as Miss 9 yrs. old

Angela Landis as Miss

John Michael Higgins as Bill Feingold

Bradley Whitford as Lloyd

Igor Hiller as Lloyd 10 yrs. old

Joe Bellan as Robot Delivery Man

Brett Wagner as Robot Delivery Man

Stephen Root as Dennis Mansky

Scott Waugh as Motorcycle Punk

Quinn Smith as Frank

Kristy Connelly as Monica

Jay Johnston as Charles

George D. Wallace as Male President

Lynne Thigpen as Female President

Ples Griffin as Zimbabwe Representative

Marcia Pizzo as Lloyd's Wife

Paula DuPré Pesmen as Feingold's Assistant

Clarke Devereux as Priest

Bruce Kenneth Wagner as Engagement Party Guest

Paula West as Singer

Kevin 'Tiny' Ancell as Restoration Worker #1

Richard Cross as Restoration Worker #2

Adam Bryant as Humanoid Head

Eric Fiedler as Puppeteer

Billy Bryan as Puppeteer

Christopher Nelson as Puppeteer

Jim Kundig as Puppeteer

Terry Sandin as Puppeteer

Mike Elizalde as Puppeteer

Mark Garbarino as Puppeteer

Christian Ristow as Puppeteer

Leonard MacDonald as Puppeteer

Dan Rebett as Puppeteer

Bernhard Eichholz as Puppeteer

Evan Brainard as Puppeteer

Benny Buettner as Puppeteer

Kamela Portuges as Puppeteer

Michael Steffe as Puppeteer

Mark Walas as Puppeteer