Season 4 (1997)

Season 4 is the fourth season of The Magic School Bus, and the fourth season overall.
== Cast ==
*Professor Valerie Frizzle
*Liz Ard
*Arnold Perlstein
*Carlos Ramon
*Dorothy Ann Hudson
*Keesha Franklin
*Phoebe Terese
*Ralphie Tennelli
*Tim Wright
*Wanda Li
*The Producers
=== One-Time Characters and Guest Stars ===
Character 	Voice 	Episode
Molly Cule 	Wynonna Judd 	"Meets Molly Cule"
William Li 	"Meets Molly Cule" 	
Mr. Ruhle 	Paul Winfield 	"Cracks a Yolk", "Gains Weight", and "Gets Programmed"
Nick Tennelli 	Thomas Dekker 	"Goes to Mussel Beach", "Goes Cellular", "Gains Weight", and "Makes a Stink"
Janet Perlstein 	Renessa Blitz 	"Gets Swamped", "Sees Stars", and "Makes a Stink"
Mr. Perlstein 	"Goes Cellular" 	
Mrs. Perlstein 	"Goes Cellular" 	
Horace Scope 	Dabney Coleman 	"Sees Stars"
Robbie Tennelli 	Cameron Finley 	"Sees Stars", and "Gets Charged"
Mr. Tennelli 	Ross Bagdasarian Jr.	"Gains Weight"
Dr. Tennelli 	Catherine O'Hara 	"Makes a Stink"
Grandpa Tennelli 	Bob Barker 	"Makes a Stink"
Flora Whiff 	Bebe Neuwirth 	"Makes a Stink"
Mrs. Ramon 	Jennifer Seguin 	"Gets Charged"
Mikey Ramon 	Kevin Zegers 	"Gets Programmed"
Mr. McClean 	Malcolm McDowell 	"Gets Programmed"
Grandpa Wright 	James Earl Jones 	"In the City"
Mr. Archibald Seedplot	"In the City"