Date of Birth : Oct 8th 1964
From 1988 to 1991, Hart studied video production at South Mersey College (now part of Liverpool Community College). He portrayed a Republican militiaman in the Spanish Civil War in Land and Freedom (1995), an unemployed Liverpool shipyard worker in Liam (2000), and the malevolent Professor Quirrell in Harry Potter and the Philosopher’s Stone (2001). Hart has played John Lennon twice — in The Hours and Times (1991) and in Backbeat (1994) — and has also played Sir Arthur Conan Doyle.
On television, he played Doyle’s creation Dr. Watson in two Sherlock Holmes television movies, shown on BBC One over the Christmas seasons in 2002 and 2004.
He is currently playing schizophrenic paparazzo Don Konkey in the FX hit series Dirt.
In 2009 he played Tom Ripley in adaptations for BBC Radio Four of all five of Patricia Highsmith’s “Ripliad” series.