Arnold (voice) / Caller (voice)
Ms. Frizzle (voice)
Carlos (voice)
Ralphie (voice)
Keesha (voice)
Wanda (voice)
Dorothy Ann (voice)
Phoebe (voice)
The Producer (voice)
Tim (voice)
Female Producer (voice) / Additional Voices (voice)
Mr. Ruhle (voice)
Janet Perlstein (voice) / Caller (voice)
Caller (voice) / Kid (voice)
Dr. Tennelli (voice) / Ralphie's Mom (voice)
Mrs. Li (voice)
Ghostly Call-Taker (voice) / Plutonian Caller (voice)
Caller (voice)
Caller (voice) / Mikey Ramon (voice)
Dorothy Ann's Mom (voice)
Tiffany (voice) / Caller (voice)
Cornelia C. Contralto II (voice)
Mr. Perlstein (voice)
