Many scenes contains fighting and harassment. Even references and suggestions of putting other to death are present, as being almost too graphic for a children's movie.
The evil Chief Police uses Scuttlebutt as a punching bag several times in this movie.
The Indian Chief's backstory on the Lenape faced genocide by the Europeans in one sequence might be too disturbing to some.
The evil Cheese Factory Owner orders the evil Chief Police to turn the Indian cave into a burial ground (genocide).
The sequence where a flood of angry mob are aftering Cholena might be unsettling to some as the protagonists, Fievel, Tanya, Cholena, and Tony, are pushed, thrown, trampled, and being separated from each other by the mob.