Cool Jerk

Francesca Marie Smith

Helga Pataki (voice)

Jamil Walker Smith

Gerald Johanssen (voice)

Olivia Hack

Rhonda Wellington Lloyd (voice)

Lane Toran

Arnold (voice)

Anndi McAfee

Phoebe Heyerdahl (voice)

Justin Shenkarow

Harold Berman (voice)

Dan Castellaneta

Grandpa Phil (voice)

Sam Gifaldi

Sid (voice)

Marcus Toji

Park (voice)

Christopher Walberg

Stinky Peterson (voice; uncredited)

Carlos Alazraqui

Frankie G. / Chas (voice)

Max Casella

Tony B. / Philly D. (voice)

Caroline Aaron

Landlady (voice)

Craig Bartlett

Brainy (voice; uncredited)