Kenneth Campbell “Ken” Stott (born 19 October 1954) is a Scottish actor, particularly known in the United Kingdom for his many roles in television. He is best known for his roles as the eponymous title character in the crime fiction-mystery series Rebus (2006–07) and as DCI Red Metcalfe in Messiah (2001–05), and as the dwarf Balin in The Hobbit film trilogy (2012–14).