Here's where you recognize Netflix's The Letter for the King season 1 cast from. Based on the 1962 novel De brief voor de Koning by female Dutch writer Tonke Dragt, the six-episode Netflix adaptation released in March 2020.

In The Letter for the King season 1 on Netflix, a teenager named Tiuri trains to be a Knight of Dagonaut. But during a final challenge, he must break the rules upon being tasked with protecting an intercepted letter from the power-hungry Prince Viridian. In just two weeks, Tiuri must travel over 1,000 miles in two weeks and complete the titular quest.

Related: Screen Rant Interviews Netflix's Letter for the King Stars

The Letter for the King season 1 stars a young cast member from a popular HBO series. In addition, alumni from The Lords of the Rings movie franchise boost the ensemble lineup. Here's a complete guide to The Letter of the King season 1 cast and characters on Netflix.

Amir Wilson As Tiuri

Amir Wilson in Letter for the King Season 1 on Netflix

English actor Amir Wilson stars as Tiuri, a 16-year-old Knight novice who attempts to save the two kingdoms. Wilson portrayed Will Parry in HBO's His Dark Materials season 1. He made his feature debut in the 2019 film The Kid Who Would Be King.

Gijs Blom As Prince Viridian

Gijs Blom in Letter for the King Season 1 on Netflix

Dutch actor Gijs Blom co-stars as the main villain, Prince Viridian, the youngest son of Unauwen's King. Blom starred in the 2014 film Jongens and appeared in the 2018 Kit Harrington-led film The Death & Life of John F. Donovan.

The Letter For The King Season 1 Supporting Cast

Letter for the King Season 1 on Netflix

David Wenham as Sir Tiuri the Valiant: Tiuri's adoptive father. In pop culture, David Wenham is best known as Faramir from The Lord of the Rings movie franchise. He's also appeared in Van Helsing and 300.

Kemi-Bo Jacobs as Darya: Tiuri's mother. Kemi-Bo Jacobs portrayed Karin in McMafia season 1 and voiced Maudra Seethi in The Dark Crystal: Age of Resistance season 1.

Emilie Cocquerel as Queen Alienor: She oversees the Knight trials. Emilie Cocquerel portrayed Anika in Lion and Sandy in The New Legends of Monkey season 1.

Jakob Oftebro as Crown Prince Iridium: Prince Veridian's brother. Jakob Oftebro portrayed DC Magnus Skarre in The Snowman and starred as the title character in the 2020 series Hamilton season 1.

Omid Djalili as Sir Fantumar: Sir Tiuri's enemy in Dagonaut. Omid Djalili portrayed Dr. Martin Lanselius in His Dark Materials season 1. He's best known for movie roles in The Mummy and Gladiator.

Islam Bouakkaz as Arman: Sir Fantumar's son, a Knight novice. Islam Bouakkaz portrayed a mugger in After Life season 1.

Thaddea Graham as Iona: A Knight novice. Thaddea Graham portrayed Hanmei in Curfew season 1.

Jack Barton as Foldo: A Knight novice. Jack Barton portrayed Chris Hartley in Grantchester season 5.

Jonah Lees as Jussipo: A Knight novice. Jonah Lees portrayed Aurelio Borgia Matuzzi in Borgia season 2 and Jimmy Swaggart in Sun Records season 1.

Nathanael Saleh as Piak: Jussipo's younger brother. Nathanael Saleh portrayed in Arthur in Game of Thrones season 6 and John in Mary Poppins Returns.

Andy Serkis as Mayor of Mistrinaut: Andy Serkis is best known for his performance capture work as Gollum in The Lord of the Rings and Caesar in The Planet of the Apes franchise.

Ruby Ashbourne Serkis as Lavinia: The Mayor's daughter. Ruby Ashbourne Serkis portrayed Young Christina in the 2016 miniseries National Treasure. She's the real-life daughter of Andy Serkis.

Peter Ferdinando as Jaro: A red rider. Peter Ferdinando is best known for movie roles in High-Rise, Ghost in the Shell, and King Arthur: Legend of the Sword.

Ben Chaplin as The Black Knight: The original letter-carrier. Ben Chaplin is known for roles in The Thin Red Line and Murder by Numbers.

Jóhannes Haukur Jóhannesson as Bors: Tiuri's mentor. Jóhannes Haukur Jóhannesson portrayed Lem Lemoncloak in Game of Thrones season 6.

Jan Bijvoet as Vokia: The Black Knight's squire. Jan Bijvoet portrayed Grand Duke Leon Petrovna in Peaky Blinders season 3.

Ken Nwosu as Ristridian: The novices' mentor. Ken Nwosu portrayed Max Sanford in Killing Eve season 1 and Paul Hastings in Christopher Robin.

Tawfeek Barhom as Jabroot: Prince Veridian's ally. Tawfeek Barhom portrayed Khalid al-Mihdhar in The Looming Tower season 1 and Reza Mohammed in The Rhythm Section.

Yorick Van Wangeningen as King Favian: Yorick Van Wangeningen portrayed Bjurman in David Fincher's The Girl with the Dragon Tattoo.

Fionn O'Shea as Tristan: Fionn O'Shea portrayed Ricky Pitt in Hang Ups season 1.

David Wilmot as Slupor: David Wilmot portrayed  Patrick Mahonnin in Resistance season 1 and Captain Bouchard in Barkskins season 1.

Kim Bodnia as Abbot: Kim Bodnia starred as Frank in Pusher and currently portrays Konstantin in Killing Eve.

More: Here’s One Reason Some Shows and Movies CAN’T Release Early On Streaming