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.
Ralph Macchio
17 Year Old Tim (voice)
Eric Idle
Evil Martin (voice)
Hynden Walch
Jenny Mcbride (voice)
Harvey Korman
Floyd (voice)
Andrea Martin
Muriel (voice)
William H. Macy
Justin (voice)