Likeable 6th grader Liam writes to Santa asking him to prove that he's real. But Liam is dyslexic and accidentally sends his letter to Satan instead, who shows up at Liam's house, excited to have his first fanboy letter and wanting a little of Liam's soul.
Satan
Liam Turner
Dr. Finkleman
Molly Turner
Bill Turner
Mr. Charles
Gibby
Emma
Post Malone
Aidan
Crossing Guard
Lucifer (uncredited)
Science Teacher
Lee
Joey
Grayson
Technician
Jock
Male Newscaster
Female Newscaster
Spencer
Blitzen (voice)
Little Kid’s Mom
Male Nurse
Flirty Girl
Attractive Girl
Tattoo Tony
