Welsh actor Owen Teale, a Tony Award-winner who has appeared in dozens of television and film productions (including genre works Robin Hood, Doctor Who, and The Last Legion), has joined the cast of HBO’s Game of Thrones. Teale will be playing the role of Ser Alliser Thorne, taking over from Derek Halligan who was previously announced in the role. Teale first came to light when Belfast-based photographer John Boucher posted this Tumblr post about running into the actor on the street and asking him to be part of his Through-the-Viewfinder portrait series.

Below, you can see Teale starring in the short film Auto-de-fé, a heart-rending portrayal of two people coming to the end of their relationship: