The Magic School Bus/Trivia
- Hey, It's That Voice!: Wanda's voice actor, Lisa Yamanaka, is best recognized as Sherry Birkin from Resident Evil 2. Arnold's voice actor was Nickelodeon star Danny Tamberelli. That's Lily Tomlin as Ms. Frizzle.
- Also, Eartha Kitt makes an appearance as Keesha's grandmother, and Dom Deluise as a baker in one of the early episodes.
- In a digital book from 2011, Veronica Taylor plays Miss Frizzle.
- Satomi Koorogi (Snarf, Togepi) is the Japanese voice of Arnold.
- In Mexico, Ralphie is Princess Clara.
- In Spain, Arnold is SpongeBob SquarePants, while Wanda is another Wanda.
- France is interesting. Arnold is Cartman; Ms. Frizzle is Sandy Cheeks. Ralphie was Kid Goku.
- Phoebe's old teacher, Mr. Seedplot, is The Beast.
- Talking to Himself: The European Spanish dub has Carlos and Ralphie with the same actor.