The rats and mice, made intellectually superior in the original Secret of N.I.M.H., return to Thorn Valley to groom their destined leader - young Timmy Brisby.
17 Year Old Tim (voice)
Evil Martin (voice)
Jenny Mcbride (voice)
Floyd (voice)
Muriel (voice)
Justin (voice)
Jeremy (voice)
Narrator (voice)
10 Year Old Timmy (voice)
Mr. Ages (voice)
Auntie Shrew (voice)
Young Martin (voice)
Helen (voice)
Teresa (voice)
Troy (voice)
Reformed 19 Year old Martin (voice)
Cynthia (voice)
Professor Valentine (voice)
Brutus (voice)
Cecil (voice)
Mrs. Jonathan Brisby (voice)
The Balladeer (voice)
The 2nd Balladeer (voice)
Chorus (voice) (uncredited)
