Tad (voice)
Debi Derryberry
Mr. Frog (voice)
Joey Camen
Mrs. Frog / Letters (voice)
Sheryl Bernstein
Berfter / Letters (voice)
Joe Alaskey
Letters (voice)
Ogie Banks
Lily (voice)
Sandy Fox
Additional Characters (voice)
Ginny Westcott
A Students (voice)
Henry Gifford
Letters (voice)
Michael Mendelson
Leap (voice)
Candi Milo
Professor Quigley (voice)
Tony Pope
Letters (voice)
Roger Rose
Letters (voice)
Kevin Schon