John David Hannah (born 23 April 1962) is a Scottish film and television actor. He came to prominence in Richard Curtis’s Four Weddings and a Funeral (1994) and has since appeared alongside Gwyneth Paltrow in Sliding Doors (1998) and in Stephen Sommers’ Mummy series (1999, 2001, 2008). His television roles include: Dr Iain McCallum in McCallum (1995–1998); D.I. John Rebus in Rebus (2000–2001); Jack Roper in New Street Law (2006–2007); Jake Osbourne in Cold Blood (2007–2008), Jack Cloth in A Touch of Cloth, Quintus Lentulus Batiatus in Spartacus (2010–2011) and Jason’s father (Aeson) in the BBC series Atlantis.