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Arnold Cast and Crew

Cast

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J.D. Daniels

Arnold (voice)
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Francesca Marie Smith

Helga (voice)
Justin Shenkarow profile photo

Justin Shenkarow

Harold (voice)
Jamil Walker Smith profile photo

Jamil Walker Smith

Gerald (voice)
Craig Bartlett profile photo

Craig Bartlett

Brainy (voice)
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Dan Castellaneta

Grandpa (voice)
Tress MacNeille profile photo

Tress MacNeille

Grandma (voice)

Crew

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