Place the following items next to the prisoner of their matching cell mates. Always do the doctor one last, because the animal you place can kill them. Grab the star as soon as you pass.

Set 1:
Fireman: Match
Cleaner: Dust
Psychiatrist: Spider
Doctor: Snake

Set 2:
Fireman: Fire,
Cleaner: Dirty Rag
Psychiatrist: Ghost
Doctor: Angry Lion

Set 3:
Fireman: Candle
Cleaner: Dirty Sponge
Psychiatrist: Scary Woman
Doctor: Crocodile

Scribblenauts Remix 4-3 Cheats Hints gallery:
4-3-1-a: Find a reason to get the specialist to check on the prisoners!
4-3-1-b: The psychiatrist will calm a panicked prisoner.
4-3-1-c: The janitor will clean up a dirty cell.