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.
1945
1969
2011
2015
2025
1947
2007
NaN
1976
2023
2000
2001
1973
1942
1990
2020
1998
2013
1995