Bill Nye
Host (100 eps)
Rachel Glenn
Nancy (40 eps)
Toby Lawless
Family Magician (20 eps)
Amy Broder
Amy (20 eps)
Ethan Ferkiss
Smell Gibson (20 eps)
Drew Barrymore
Herself (2 eps)
Pat Cashman
Various (2 eps)
Richard Karn
Self (1 eps)