Andy Muschietti as Self

Bárbara Muschietti as Self

Bill Skarsgård as Self

James McAvoy as Self

Bill Hader as Self

James Ransone as Self

Andy Bean as Self

Jay Ryan as Self

Jessica Chastain as Self

Isaiah Mustafa as Self

Jaeden Martell as Self

Finn Wolfhard as Self

Jack Dylan Grazer as Self

Wyatt Oleff as Self

Jeremy Ray Taylor as Self

Sophia Lillis as Self

Chosen Jacobs as Self

Stephen King as Self