Mammy Two-Shoes replaces Tom with a younger cat who is a lightning-quick mouser. Tom and Jerry form an alliance in order to get rid of this dangerous newcomer.
| Actor | Role |
|---|---|
 William HannaTom / Jerry (voice) (uncredited) | Tom / Jerry (voice) (uncredited) |
 Lillian RandolphMammy Two-Shoes (voice) (uncredited) | Mammy Two-Shoes (voice) (uncredited) |