Jerry finds himself in charge of a foundling mouse called Nibbles, who is eager to steal milk from Tom's bowl and oblivious to the danger.
| Actor | Role |
|---|---|
 Mel BlancTom's Scream (archive voice) (uncredited) | Tom's Scream (archive voice) (uncredited) |
 William HannaTom (voice) (uncredited) | Tom (voice) (uncredited) |
 Lillian RandolphJerry (voice) (uncredited) | Jerry (voice) (uncredited) |