Whistle

Dafne Keen

Chrys Willet

Sophie Nélisse

Ellie Gains

Sky Yang

Rel Taylor

Jhaleil Swaby

Dean Jackson

Alissa Skovbye

Grace Browning

Percy Hynes White

Noah Haggerty

Michelle Fairley

Ivy Raymore

Nick Frost

Mr. Craven

Mika Amonsen

Tanner Church

Stephen Kalyn

Mason "Horse" Raymore

Conrad Coates

Clayton Jackson

Lanette Ware

Maya Jackson

Christine Sahely

Principal Flynn

Dina Pino

Esme Raymore

Izaak Smith

Pellington Coach

Vicki Kim

The Recruiter

Cameron Norris

Timmy

Carson Durven

Charlie

Mikayla Kong

Asha Nelson

Michael Koras

Tommy

Louis Adams

Doctor

Maynuka Sarwar

Sexy Pennywise

Jack Beeston

Booth Clerk

Clayton Scott

Werewolf

Natasha Tracy Taylor

Woman At Harvest Festival

Jee-Yun Lee

Local Reporter

Brandon James Sim

Mr. Craven Doppelgänger

Janaya Stephens

Grace's Mom (uncredited)

Troy James

Dead Dean (uncredited)

Ruth Chiang

Rel's Mom (uncredited)

Julia Dyan-Porter

EMT (uncredited)

Toria Summerville

Old Crone / Dead Ellie (uncredited)

Matthew MacCallum

Burnt Mason / Dead Dean / Bloated Jake (uncredited)

Ray Francis

Bandaged Man (uncredited)

Kalie Hunter

Dead Grace (uncredited)

Yuliya Stetsko

Student (uncredited)

Liam Chase Trefry

Student (uncredited)

Corin Hardy

Director

Owen Egerton

Writer

Macdara Kelleher

Producer

David Gross

Producer

Whitney Brown

Producer

John Friedberg

Executive Producer

Sara Kay

Casting

Louise Kiely

Casting

Jenny Lewis

Casting

Mary Fraser

Production Manager

John Keville

Producer

Jesse Shapira

Executive Producer