James McAvoy as Bill Denbrough

Stuttering Bill has grown up to be a famous novelist.

Jessica Chastain as Beverly Marsh

Adult Bev is a fashion designer in an abusive relationship.

Bill Hader as Richie Tozier

Tozier became a comedic radio DJ in Beverly Hills.

James Ransone as Eddie Kaspbrak

Eddie owns an extremely successful limousine company in New York.

Andy Bean as Stan Uris

Stan is an accountant in Atlanta.

Jay Ryan as Ben Hanscom

Ben sheds his baby fat in the book and grows into a trim, successful architect.

Isaiah Mustafa (The Old Spice guy) as Mike Hanlon

Hanlon is the only loser who stays in Derry and becomes the town librarian. He suffers from drug addiction as a way of coping with his ongoing research into the monster’s history.
He informs everyone as child killings are happening again in Derry after 27 years.

Bill SkarsgÄrd as Pennywise