Birgir Jarl Runarsson

Birgir Jarl Runarsson is credited in the film The Secret Life of Walter Mitty as Skateboard Kid #3. The role is a minor appearance within the larger production, contributing to a scene involving a group of skateboarders. The film is a live-action feature known for its blend of adventure and comedy elements, with Runarsson listed among the supporting cast.

Runarsson’s involvement in the film industry is limited to this single on-screen credit. No additional film or television credits have been recorded in the verified data. The specific nature of the role—appearing as part of a background ensemble—does not provide further insight into any specialized craft or department.