Outlander star Graham McTavish has addressed his hair transformation for the upcoming Starz series Spartacus: House of Ashur, joking that his long-haired wig had him "constantly tossing" his head ...

From Wikipedia, the free encyclopedia. Graham McTavish (born 1961) is a Scottish television actor. He has played the character Warden Ackerman in Red Dwarf in five episodes of series 8.