Helga Blabs It All

Cast

• 

  Phillip Van Dyke

  Arnold (voice)

• 

  Francesca Marie Smith

  Helga Pataki (voice)

• 

  Jamil Walker Smith

  Gerald Johanssen (voice)

• 

  Dan Castellaneta

  Grandpa Phil (voice)

• 

  Justin Shenkarow

  Harold Berman (voice)

• Christopher Walberg

  Stinky Peterson (voice)

• 

  Tress MacNeille

  Grandma Gertie (voice)

• 

  Baoan Coleman

  Mr. Hyunh (voice)

• 

  Adam Wylie

  Curly Gammelthorpe (voice)

• Steve Viksten

  Oskar Kokoshka / Caesar (voice)