IF Trivia: Cast, Release and Story Facts
A TMDB-backed guide to IF, including cast, release facts, genres and watch-provider notes.

IF (2024) — an evergreen reference for this movie: the essentials, the cast, where to watch and what to watch next. A story you have to believe to see.
Where to watch
TMDB's U.S. watch-provider data lists Netflix, Paramount Plus Premium, Paramount Plus Essential, Paramount+ Amazon Channel, Paramount+ Roku Premium Channel, Netflix Standard with Ads. Availability changes by country and date, so check your streaming app before watching.
Cast
Cailey Fleming as Bea; Ryan Reynolds as Cal; John Krasinski as Dad / Marshmallow (voice); Fiona Shaw as Grandmother; Steve Carell as Blue (voice); Phoebe Waller-Bridge as Blossom (voice); Louis Gossett Jr. as Lewis (voice); Alan Kim as Benjamin
About IF
After discovering she can see everyone's imaginary friends, a girl embarks on a magical adventure to reconnect forgotten imaginary friends with their kids.
More like IF
- A Minecraft Movie
- The Boxtrolls
- Coraline
- Casper
- Alvin and the Chipmunks
- Tom & Jerry
- Bogus
- Chip 'n Dale: Rescue Rangers
Figures and availability come from public TMDB data and are provided as a sourced reference.
Frequently asked questions
Where can I watch IF?
TMDB's U.S. watch-provider data lists Netflix, Paramount Plus Premium, Paramount Plus Essential, Paramount+ Amazon Channel, Paramount+ Roku Premium Channel, Netflix Standard with Ads. Availability changes by country and date, so check your streaming app before watching.
Who is in the cast of IF?
Cailey Fleming as Bea; Ryan Reynolds as Cal; John Krasinski as Dad / Marshmallow (voice); Fiona Shaw as Grandmother; Steve Carell as Blue (voice); Phoebe Waller-Bridge as Blossom (voice); Louis Gossett Jr. as Lewis (voice); Alan Kim as Benjamin
Is this IF guide official?
No. It uses TMDB data as a reference and is not endorsed or certified by TMDB.



