Roger is a British born actor who's career spans a diverse range of TV and Film.
He has appeared in cult tv shows including 'Torchwood', 'Doctor Who', 'Tales from the Crypt', 'Game of Thrones' as Lord Mace Tyrell and the more recently in the BBC serial drama 'Taboo'.
His big screen appearances have been many and varied, including: 'Brazil', Martin Scorsese's 'Gangs of New York', 'The Cook, The Thief, His Wife & Her Lover', Woody Allen's 'You Will Meet a Tall Dark Stranger' and 'The Lobster' to name but a few.
Check out more of Roger's work here.
Roger will be signing throughout the day, taking time out for a Q&A and photo opportunities.