Michael Christopher Sheen (born 5 February 1969) is a Welsh actor and presenter. After training at London's Royal Academy of Dramatic Art (RADA), he worked mainly in theatre throughout the 1990s with stage roles in Romeo and Juliet (1992), Don't Fool with Love (1993), Peer Gynt (1994), The Seagull (1995), The Homecoming (1997), and Henry V (1997). He received Olivier Awards nominations for his performances in Amadeus (1998) at the Old Vic, Look Back in Anger (1999) at the National Theatre and Caligula (2003) at the Donmar Warehouse. In the 2000s Sheen began screen acting, and he has since made a number of biographical films. For writer Peter Morgan, he starred in three films as British prime minister Sir Tony Blair—the television film The Deal in 2003, The Queen (2006), and The Special Relationship (2010)—earning him nominations for both a BAFTA Award and an Emmy. He was also nominated for a BAFTA as the troubled comic actor Kenneth Williams in BBC Four's 2006 Fantabulosa!, and was nominated for a fourth Olivier Award in 2006 for portraying the broadcaster David Frost in Frost/Nixon, a role he revisited in the 2008 film adaptation of the play. He starred as the controversial football manager Brian Clough in The Damned United (2009). Since 2009, Sheen has had a wider variety of roles. In 2009, he appeared in two fantasy films, Underworld: Rise of the Lycans and The Twilight Saga: New Moon, and in 2010, he made a four-episode guest appearance in the NBC comedy 30 Rock. He appeared in the science-fiction film Tron: Legacy (2010) and Woody Allen's romantic comedy Midnight in Paris (2011). He directed and starred in National Theatre Wales' The Passion. From late 2011 until early 2012, he played the title role in Hamlet at the Young Vic. He played a lead role in The Twilight Saga: Breaking Dawn – Part 2 in 2012. In 2013, he received a Golden Globe nomination for his role in Showtime's television drama Masters of Sex. Sheen played an incarcerated serial killer surgeon in Fox's drama series Prodigal Son (2019–2021), Aziraphale in the BBC/Amazon Studios fantasy comedy series Good Omens (2019–2026), and appeared as Chris Tarrant in Quiz (2020). He played himself in the quarantine comedy show Staged (2020–2022) with his friend and Good Omens co-star David Tennant throughout the COVID-19 lockdown. Sheen is known for his political and social activism, and renounced his OBE in 2017.