Kurtlas the Symbiotic Boy

Courtland Mead

Lloyd Nebulon (voice)

Nicolette Little

Francine Nebulon (voice)

April Winchell

Nora Nebulon (voice)

Brian Doyle-Murray

Leo Andromedos (voice)

Brian George

Station (voice)

Justin Shenkarow

Edward "Eddie" Horton (voice)

Pamela Hayden

Douglas McNoggin (voice)

Bill Fagerbakke

Kurt Blobberts (voice)

Diedrich Bader

Boomer (voice)

Tara Strong

Good Cindy (voice)

Mayim Bialik

Bad Cindy (voice)

Anndi McAfee

Brittany Boviak (voice)

Rachel Crane

Megan Uno (voice)

Tress MacNeille

Barbara Bolt (voice)

Dan Castellaneta

Dunkirque (voice)

Eddie Deezen

Larry (voice)