Christopher O'Dowd is an Irish actor and comedian. He received wide attention as Roy Trenneman, one of the lead characters in the Channel 4 comedy The IT Crowd, which ran for four series from 2006 to 2010. From Wikipedia
The Chekhov-inspired drama marks McPherson's return to non-musical theatre after 12 years, running at London's Old Vic until June 14, 2025.
