Justin Shenkarow

Izzy (voice)

Alice Ghostley

Coriba (voice)

Victoria Carroll

Fortius (voice)

Kay E. Kuter

Citius (voice)

Jeff Bennett

Altius (voice)

Tress MacNeille

Mom (voice)

Rob Paulsen

Dad (voice)

Scott Menville

Martin (voice)

Mike Simmrin

Spartin (voice)

Jim Cummings

Narrator (voice)

Don Spencer