Rufus Frederik Sewellis an English actor. In film, he has appeared in Carrington (1995), Hamlet (1996), Dangerous Beauty (1998), Dark City (1998), A Knight's Tale (2001), The Legend of Zorro (2005), The Illusionist (2006), Amazing Grace (2006), The Holiday (2006), The Tourist (2010), Abraham Lincoln: Vampire Hunter (2012), Judy (2019), The Father (2020), and Old (2021).
On television, he has appeared in Middlemarch (1994), Arabian Nights (2000), Charles II: The Power and the Passion (2003), John Adams (2008), Eleventh Hour (2008–2009), Zen (2011), The Pillars of the Earth (2010), Parade's End (2012), Victoria (2016–2017), The Man in the High Castle (2014–2019), and The Marvelous Mrs. Maisel (2019) and The Pale Horse (2020). He currently stars in the Netflix series The Diplomat.
On stage, he originated the role of Septimus Hodge in Tom Stoppard's Arcadia (1993) and the role of Jan in Stoppard's Rock 'n' Roll (2006), with the latter earning him an Olivier Award for Best Actor in a Play as well as a nomination for the Tony Award for Best Actor in a Play.