Wren's Halloween plans go awry when she's made to babysit her brother, who disappears into a sea of trick-or-treaters. Accompanied by her best friend and two nerdy classmates, Wren needs to find her brother before her mom finds out.
Unfortunately the movie Fun Size is not yet available on HBO Max.
| Production | Josh Schwartz | Producer |
| Art | Mark White | Production Design |
| Editing | Michael L. Sale | Editor |
| Directing | Josh Schwartz | Director |
| Production | Stephanie Savage | Producer |
| Production | Alyssa Weisberg | Casting |
| Art | Lauren Fitzsimmons | Art Direction |
| Production | Riley Flanagan | Location Production Assistant |
| Writing | Max Werner | Screenplay |
| Camera | Yaron Orbach | Director of Photography |
| Sound | Deborah Lurie | Music |
| Production | Paul Green | Executive Producer |
| Production | David Kanter | Producer |
| Production | Michael Beugg | Executive Producer |
| Production | Steve Golin | Executive Producer |
| Production | Jennifer Scudder Trent | Post Production Coordinator |
| Directing | Mark Anthony Little | First Assistant Director |
| Art | Jennifer Lukehart | Set Decoration |
| Directing | Jason Roberts | Second Assistant Director |
| Crew | Valerie Flueger Veras | Post Production Supervisor |
| Crew | Jillian Cole | Stunt Double |
| Costume & Make-Up | Eric Daman | Costume Design |
| Directing | Nicole Rodgers | Second Second Assistant Director |
| Crew | Tom Dziak | Stunt Driver |
| Crew | Sara Fike | Stunt Driver |
| Crew | Abby Burr | Stunt Double |
| Crew | John Sundquist | Stunt Double |
| Editing | Wendy Greene Bricmont | Editor |
| Directing | Scott Rorie | Second Assistant Director |
| Production | Samson Mucke | Unit Production Manager |
| Crew | Konner Lashley | Stunt Double |
| Crew | Richard Fike | Stunt Coordinator |
| Camera | Spencer Gillis | Second Assistant "A" Camera |
