Paramount+’s newest Christmas movieDear Santaflips the usual understanding of Santa on its head. When Liam writes his letter to Santa and addresses it to the North Pole, his spelling error ensures the letter ends up with the devil instead.WhenDear Santa’s Satan arrives, Liam is startled by his appearance but proceeds to befriend him anyway, believing him to be the real Santa. What follows is a chaotic but fun Christmas movie with some lovable characters.

Dear Santa’s premise is lovably silly and lighthearted, and the cast holds the movie up with their fitting and funny performances. Theunique new Christmas moviewill certainly be a hit both with families and older viewers looking for a fun, easy watch. Along with some new faces,Dear Santaalso includes several well-known comedic actorswho help ensure that the movie will be a hit with audiences of all ages.

Peter & Bobby Farrelly smiling during Dear Santa interview

Jack Black As Asmodeus/Santa Claus

Date Of Birth: June 08, 2025

Actor:Jack Black was born in Santa Monica, California in 1969, and first appeared in a commercial in 1982. After deciding to leave school to pursue acting, Black’s first film wasBob Robertsin 1992. During the 1990s, Black had small roles in many TV shows and movies, buthis big break was in the 2000 movieHigh Fidelity. After that, Jack Black starred in popular movies such asSchool of Rock, The Holiday, Tropic Thunder, Kung Fu Panda, Jumanji: Welcome to the Jungle, and many more, making him one of the most recognizable faces in Hollywood.

Lenny (voice)

Dear Santa - poster

Po (voice)

The Super Mario Bros. Movie

Bowser (voice)

Character:InDear Santa, Jack Black plays the main role of Satan/Santa, also known as Asmodeus. He is a trickster and tries to tempt Liam, the child who summons him, into doing bad things, though Liam proves to be a more difficult target than expected.

Keegan-Michael Key

Date Of Birth: June 02, 2025

Actor:Keegan-Michael Key was born in Southfield, Michigan in 1971. Key appeared in small roles in numerous movies and TV shows before gettinghis break onMad TVas a cast member and writer in 2004. Key is perhaps most known for his comedy show with director Jordan Peele calledKey & Peele. He has also starred in shows such asPlaying HouseandFriends from College. Key has appeared in movies such asDon’t Think TwiceandWonkaas well as lending his voice to numerous animated movies.

Murray the Mummy (voice)

Ducky (voice)

Toad (voice)

Wonka

Police Chief

Character:InDear Santa, Keegan-Michael Key plays Dr. Finklman. When Liam begins acting strangely after meeting Satan, his parents take him to the therapist, Dr. Finklman, to talk about his experiences, but when Liam explains what has been going on, Dr. Finklman thinks he is crazy.

Brianne Howey

Date Of Birth: August 24, 2025

Actor:Brianne Howey was born in Los Angeles, California in 1989, and she was interested in acting from a young age, joining a local improv group as a student. Howey’s first TV appearance was in an episode of90210in 2010, and she has gone on to appear in numerous TV shows such asThe Middle, Criminal Minds, The Exorcist, Scream Queens, andBatwoman. BrianneHowey is best known for her role as Georgie Miller in Netflix’s seriesGinny & Georgia,which has garnered her widespread recognition.

Ginny & Georgia

Georgia Miller

Character:InDear Santa, Brianne Howey plays Molly Turner. Molly is Liam’s mother, who becomes concerned about him when he begins acting strangely around the holidays.

Dear Santa Supporting Cast & Characters

Robert Timothy Smith as Liam: Robert Timothy Smith plays Liam, the young boy Black’s Asmodeus is summoned by. Liam is kind and good-natured throughout the movie, even when Satan tries to tempt him. Smith has appeared as a guest star in the TV showsGood GirlsandMythic Quest. He is also a cast member of the upcoming showStar Wars: Skeleton Crew.

Hayes MacArthur as Bill Turner: Bill Turner is Liam’s father inDear Santa. MacArthur has appeared in numerous television shows since the early 2000s, includingCurb Your Enthusiasm, How I Met Your Mother, Perfect Couples, Angie Tribeca, Mr. Mom, andMerry Happy Whatever.

Post Malone as Himself: Post Malone appears as himself inDear Santawhen Liam and Asmodeus go backstage at his concert. Post Malone has made small appearances in some movies and TV shows but is best known as a musical artist.

Bobby & Peter Farrelly Explain Why Post Malone And Jack Black Were Their Top Choices For Dear Santa

Dear Santa filmmakers, Bobby and Peter Farrelly, detail what working with Post Malone was like and why Jack Black was the perfect choice for Satan.

P.J. Byrne as Mr. Charles: P.J. Byrne plays Mr. Charles inDear Santa. Byrne has appeared in numerous films and TV shows, but he is likely most known for his role as Max inBabylonor as Nicky Koskoff inThe Wolf of Wall Street. Byrne has also notably appeared inThe BoysandBig Little Lies.

Jaden Carson Baker as Gibby: Jaden Carson Baker plays one of Liam’s friends, Gibby, inDear Santa. He will also make an appearance in the upcoming movieFreakier Fridayas Simon.

Kai Cech as Emma: Kai Cech plays Emma, a girl that Liam likes, in Dear Santa. Cech has also starred in the moviesBaandAmerican Girl: Corinne Tan.

Dear Santa

Cast

Due to a mix-up, young Liam, a dyslexic 6th grader, sends a letter to Satan instead of Santa, leading Satan to appear at his door, delighted by his first-ever fan letter and interested in acquiring a portion of Liam’s soul.