Cast & Crew zu IF: Imaginäre Freunde
| Bea | Cailey Fleming | |
| Cal | Ryan Reynolds | |
| Dad / Marshmallow (Stimme) | John Krasinski | |
| Grandmother | Fiona Shaw | |
| Blue (Stimme) | Steve Carell | |
| Blossom (Stimme) | Phoebe Waller-Bridge | |
| Lewis (Stimme) | Louis Gossett Jr. | |
| Benjamin | Alan Kim | |
| Janet | Liza Colón-Zayas | |
| Jeremy | Bobby Moynihan | |
| Bea's Mom | Catharine Daddario | |
| Bea (3 und 5 Jahre) | Audrey Hoffman | |
| Receptionist | Laquet Sharnell Pringle | |
| Deli Guy | Ed Herbstman | |
| Woman Upstairs | Barbara Andres | |
| Custodian | Alexander Rivero | |
| Hospital Receptionist | Shauna Pinkett | |
| 7 Year-Old Girl | Sa'Raya Paris Johnson | |
| Coffee Shop Barista | Marta Siteiya Moipei | |
| Young Jeremy | David Weissmann | |
| Bubble (Stimme) | Awkwafina | |
| Unicorn (Stimme) | Emily Blunt | |
| Spaceman (Stimme) | George Clooney | |
| Ice (Stimme) | Bradley Cooper | |
| Flower (Stimme) | Matt Damon | |
| Banana (Stimme) | Bill Hader | |
| Art Teacher (Stimme) | Richard Jenkins | |
| Slime (Stimme) | Keegan-Michael Key | |
| Octopuss (Stimme) | Blake Lively | |
| Magician Mouse (Stimme) | Sebastian Maniscalco | |
| Cosmo (Stimme) | Christopher Meloni | |
| Ghost (Stimme) | Matthew Rhys | |
| Guardian Dog (Stimme) | Sam Rockwell | |
| Alligator (Stimme) | Maya Rudolph | |
| Gummy Bear (Stimme) | Amy Schumer | |
| Viola (Stimme) | Allyson Seeger | |
| Robot (Stimme) | Jon Stewart | |
| Keith | Brad Pitt | |
| Regie |
John Krasinski |
|
| Buch |
John Krasinski |
|
| Kamera |
Janusz Kaminski |
|
| Schnitt |
Andy Canny Christopher Rouse |
|
| Musik |
Michael Giacchino |
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