Mark Twain (voice)
James Whitmore
Becky Thatcher (voice)
Michele Mariana
Captain Stormfield (voice)
Wally Newman
The Indexivator (voice)
Billy Scream
Dan'l Webster (voice)
Will Vinton
Homer (voice)
Tom Gasek
Huck Finn (voice)
Gary Krug
Tom Sawyer (voice)
Chris Ritchie
Adam (voice)
John Morrison
Eve (voice)
Carol Edelman
Jim Smiley (voice)
Dal McKennon
The Stranger (voice)
Herb Smith
Aunt Polly (voice)
Marley Stone
The Mysterious Stranger (voice)
Wilbur Vincent
Writer
Susan Shadburne
Story
Mark Twain
Director
Animation
Craig Bartlett
Mark Gustafson
Sound Effects Editor
Kelley Baker
Sound Effects Designer
Negative Cutter
Editor
Original Music Composer
Character Designer
Barry Bruce
Executive Producer
Hugh Kennedy Tirrell
Set Designer
Joan C. Gratz
Don Merkt
Bill Feisterman
Bruce McKean
Matt Wuerker