Cathy

Kathleen Wilhoite

as Cathy (voice)

Rob Paulsen

as Irving (voice)

Allison Argo

as Andrea (voice)

Shirley Mitchell

as Mom (voice)

Emily Levine

as Charlene (voice)

Gregg Berger

as Mr. Pinkley (voice)

Desiree Goyette

as Brenda (voice)

William L. Guisewite

as Dad (voice)

Robert Towers

as Emcee (voice)