De tiener Ziggy heeft via het internet een groot aantal fans verzameld met behulp van zijn folkrocksongs. Hij wil echter zijn muziek bijschaven om indruk te maken op zijn klasgenote Lila. Zijn moeder Evelyn biedt intussen opvang aan slachtoffers van huiselijk geweld waar ze Angie en haar zoon Kyle ontmoet. Evelyn neemt Kyle onder haar vleugels.
Ja! de film When You Finish Saving the World is nu beschikbaar om te kijken op Netflix in Nederland.
| Sound | Finn Wolfhard | Songs |
| Art | Vanessa Riegel | Graphic Designer |
| Costume & Make-Up | Gretchen Bright | Makeup Department Head |
| Sound | Emile Mosseri | Original Music Composer |
| Costume & Make-Up | Joshua Marsh | Costume Design |
| Art | Rachel Manera | Set Decoration Buyer |
| Sound | Phillip Bladh | Sound Mixer |
| Visual Effects | Michael Huber | Visual Effects Supervisor |
| Costume & Make-Up | Teri Ann Uccan | Hair Department Head |
| Art | Alan Lampert | Art Direction |
| Crew | Jennifer DiLullo | Post Production Supervisor |
| Production | Kirk W. Johnson | Unit Production Manager |
| Editing | Sara Shaw | Editor |
| Costume & Make-Up | Ann Pala | Makeup Artist |
| Art | Chelsey Danielsen | Property Master |
| Sound | Rose Bladh | Sound Mixer |
| Sound | Robert Fernandez | Sound Re-Recording Mixer |
| Production | Ali Herting | Producer |
| Production | Becky Glupczynski | Executive Producer |
| Writing | Jesse Eisenberg | Screenplay |
| Sound | Damian Volpe | Sound Re-Recording Mixer |
| Sound | Damian Volpe | Supervising Sound Editor |
| Directing | Mary Kerrigan | First Assistant Director |
| Costume & Make-Up | Sarah Norris | Set Costumer |
| Costume & Make-Up | Heidi M. Baca | Additional Hairstylist |
| Writing | Jesse Eisenberg | Writer |
| Camera | Jake Magee | Camera Operator |
| Costume & Make-Up | Christi Hennessy | Key Hair Stylist |
| Costume & Make-Up | Nicole Bridgeford | Hairstylist |
| Sound | Michael Rivera | ADR Recordist |
| Lighting | Andrew Hubbard | Gaffer |
| Camera | Jeffrey M. Williams | Grip |
| Production | Stacey Rice | Casting Associate |
| Production | Julian Petersen | Extras Casting |
| Production | Cherelle Cargill | ADR Voice Casting |
| Production | Emma Stone | Producer |
| Production | Dave McCary | Producer |
| Directing | Jesse Eisenberg | Director |
| Art | Meredith Lippincott | Production Design |
| Camera | Benjamin Loeb | Director of Photography |
| Art | Susan Magestro | Set Decoration |
| Production | Angelique Midthunder | Casting |
