Cast of Arthur the King

Mark Wahlberg plays Mikael Lindnord, the central character who forms a life-changing bond with a stray dog while competing in an adventure race.

Nathalie Emmanuel portrays a character who is closely involved with the journey of Mikael Lindnord and the dog Arthur.

Simu Liu takes on the role of Liam, one of the participants in the adventure race alongside Mikael Lindnord.

Ali Suliman plays a character whose interactions are significant to the progression of Mikael and Arthur’s tale.

Bear Grylls appears as himself, presumably reflecting on the adventure and survival aspects of the story.

Michael Landes plays a role integral to the narrative that unfolds around Mikael and Arthur's journey.

Paul Guilfoyle embodies the character of Charlie Light, contributing to the dynamic of the adventure race.

Rob Collins takes on the character of Decker Swanson, who is involved in the expeditions and challenges faced by the competitors.

Elizabeth Chahin appears as Susan, a character associated with the events surrounding the main protagonist's journey.

Viktor Åkerblom plays the role of a Swedish CFO, adding to the varied cast of characters.

Zamantha Díaz portrays the Hotel Clerk, a supporting role in the film's overarching storyline.

Alani iLongwe plays John, contributing to the cast of characters Mikael Lindnord encounters in his adventure.