On 8th November 1985, auditions were held for the My Little Pony n' Friends series. The following actors auditioned for the main human character Megan Williams, replacing Tammy Amerson who voiced her in the 1984 and 1985 specials, as well as the 1986 movie:
Katie Leigh. Ellen Gerstell, Pamela Hayden, Liz Georges, Bobbi Block, Bettina Bush, Marsha KramerOn December 4th, 1985, Pat Fraley, Charlie Adler, Frank Welker, Peter Cullen and Michael Bell auditioned for the following roles:
0:00 Bushwoolies
2:32 Grundle King (replacing Danny DeVito) and assorted Grundle responses
5:40 Second round of auditions for the Moochick (replacing Tony Randall)