Cal MacAninch

Cal MacAninch (born 24 November 1963) is a Scottish actor, who is known for portraying the character of DI John Keenan in police drama HolbyBlue on BBC One from 2007 to 2008. Other notable appearances include his roles as Mr Thackeray in the ITV period drama Mr Selfridge, and Henry Lang in Downton Abbey, but he has played many leading roles in British television and film over the past thirty years.