Cast (27)

Robert Timothy Smith

Liam Turner

Jack Black

Satan

Keegan-Michael Key

Dr. Finkleman

Brianne Howey

Molly Turner

Hayes MacArthur

Bill Turner

P.J. Byrne

Mr. Charles

Jaden Carson Baker

Gibby

Kai Cech

Emma

Post Malone

Post Malone

Gavin Munn

Aidan

Cate Freedman

Crossing Guard

Ben Stiller

Lucifer (uncredited)

Kyle Gass

Science Teacher

Lee Reyes

Lee

Bash Hagelin

Joey

Bryson Dean Haney

Grayson

Lindsay Rootare

Technician

Luke Chiappetta

Jock

Greg Clarkson

Male Newscaster

Maiya Moran

Female Newscaster

Abe Farrelly

Tattoo Tony

Leo Easton Kelly

Spencer

Tierre Turner

Blitzen (voice)

Carole Kaboya

Little Kid’s Mom

Travon McEntyre

Male Nurse

Izzy Herbert

Flirty Girl

Selah Kimbro Jones

Attractive Girl

Crew (16)

Bobby Farrelly

Producer

Peter Farrelly

Producer

Peter Farrelly

Screenplay

Bobby Farrelly

Director

Dan Ewen

Story

Jeremy Kramer

Producer

Ricky Blitt

Screenplay

Julie Garcés

Editor

Ricky Blitt

Story

Peter Farrelly

Story

C. Kim Miles

Director of Photography

Pete Jones

Executive Producer

Kevin Barnett

Executive Producer

Gretel Twombly

Executive Producer

Rupert Gregson-Williams

Original Music Composer

Tim Galvin

Production Design