Michael Sheen, Jon Hamm, and Neil Gaiman on the Good Omens panel at New York Comic Con in October 2018.

Welsh actor and UNICEF UK Ambassador Michael Sheen with Rohingya children at a UNICEF-supported child-friendly space in Cox's Bazar, Bangladesh, during his 2018 visit for Soccer Aid for UNICEF. Still frame from the video Michael Sheen visits the Rohingya in Bangladesh | Soccer Aid for Unicef.

Welsh actor Michael Sheen with Cemal Ezel, founder of social enterprise Change Please, during Social Saturday at Borough Market, London, on 15 October 2016.

Welsh actor Michael Sheen with BBC business journalist Joe Lynam during Social Saturday at Borough Market, London, on 15 October 2016.

Welsh actor Michael Sheen with Josh Turner, founder of social enterprise Stand4 Socks, during Social Saturday at Borough Market, London, on 15 October 2016.

Welsh actor Michael Sheen with Peter Holbrook, chief executive of Social Enterprise UK, during Social Saturday at Borough Market, London, on 15 October 2016.

Welsh actor Michael Sheen with Simon Boyle, founder of Brigade, during Social Saturday at Borough Market, London, on 15 October 2016.

Welsh actor Michael Sheen talking to the BBC about social enterprise during Social Saturday at Borough Market, London, on 15 October 2016.

Welsh actor Michael Sheen with social entrepreneurs during Social Saturday at Borough Market, London, on 15 October 2016.

Welsh actor Michael Sheen with members of the Social Enterprise UK team during Social Saturday at Borough Market, London, on 15 October 2016.