Jessica Tuck

as Chris (voice)

Chris Young

as Rob (voice)

Roger Kabler

as Radio (voice)

Deanna Oliver

as Toaster (voice)

Eric Lloyd

as Blanky (voice)

Thurl Ravenscroft

as Kirby (voice)

Andy Daly

as Murgetroid (voice)

Jonathan Benair

as Jim Bob (voice)

Timothy Stack

as Lampy (voice)

Andy Milder

as Ratso (voice)

Alfre Woodard

as Maisie (voice)

Danny Nucci

as Alberto (voice)

Eddie Bracken

as Sebastian (voice)

Jay Mohr

as Mack (voice)

Kevin Meaney

as Computer (voice)

Victoria Jackson

as Mouse (voice)

Eddie Deezen

as Charlie (voice)

Brian Doyle-Murray

as Wittgenstein (voice)

Paddi Edwards

as Lab Computer (voice)

Ross Mapletoft

as Modem (voice)

Marc Allen Lewis

as Security Guard (voice)

Laurel Green

as Campus Student (voice)

Aretha Franklin

as Homebuilt Computer / Singer (voice)

Anndi McAfee

as Little Girl (voice)

Neil Ross

as Security Camera / Police Man (voice)

Roz Ryan

as Computer Parts / Singer / Additional Voices (voice)

Linda Harmon

as Singer (voice)