This documentary focuses on the actors and their journey over two summers to create the remake to the original IT, by Stephen King. The documentary originally released as bonus material, bundled with IT: Chapter Two.
| Actor | Role |
|---|---|
 Andy MuschiettiSelf | Self |
 Barbara MuschiettiSelf | Self |
 Bill SkarsgårdSelf | Self |
 James McAvoySelf | Self |
 Bill HaderSelf | Self |
 James RansoneSelf | Self |
 Andy BeanSelf | Self |
 Jay RyanSelf | Self |
 Jessica ChastainSelf | Self |
 Isaiah MustafaSelf | Self |
 Jaeden MartellSelf | Self |
 Finn WolfhardSelf | Self |
 Jack Dylan GrazerSelf | Self |
 Wyatt OleffSelf | Self |
 Jeremy Ray TaylorSelf | Self |
 Sophia LillisSelf | Self |
 Chosen JacobsSelf | Self |
 Stephen KingSelf | Self |