Little Monsters (1989)

Name: Little Monsters
Released: 1989

A young boy is scared of the monster under his bed. He asks his 6th grade brother to swap rooms for the night as a bet that the monster really exists. Soon the brother becomes friends with the monster and discovers a whole new world of fun and games under his bed where pulling pranks on kids and other monsters is the main attraction.

Genres: Adventure, Fantasy, Comedy, Family

What to watch after Little Monsters

Honey, I Shrunk the Kids (1989) — Same feel: whimsical, fun
Monster Hunt (2015) — Same feel: whimsical, fun
Stuart Little (1999)
Your Monster (2024)
The Wizard (1989) — Fred Savage appears in both
Small Soldiers (1998)