In early 2009 , Tennant narrated the digital planetarium space dome film " We Are Astronomers " commissioned by the UK 's National Space Centre . On 13 March 2009 , he presented Red Nose Day 2009 with Davina McCall . He joined Franz Ferdinand onstage to play the guitar on their song " No You Girls " on a special Comic Relief edition of '' Top of the Pops '' . In summer 2009 , Tennant filmed '' St. Trinian 's II : The Legend of Fritton 's Gold '' . The film was released in December 2009 . From October 2009 , he hosted the '' Masterpiece Contemporary '' programming strand on the American Public Broadcasting Service . In December 2009 , he filmed the lead in an NBC pilot , '' Rex Is Not Your Lawyer '' , playing Rex , a Chicago lawyer who starts to coach clients to represent themselves when he starts suffering panic attacks . The pilot was not picked up and the project was shelved . In November 2009 , he co-hosted the Absolute Radio Breakfast Show with Christian O'Connell for three consecutive days . He returned to cohost the show for one day in October 2010 . On 7 March 2010 , he also appeared as George in a one-part BBC Radio 4 adaptation of '' Of Mice and Men '' in the '' Classic Serial '' strand . In October 2010 he starred as Dave , a man struggling to raise five children after the death of his partner , in the British drama '' Single Father '' . For this role he was nominated as Best Actor at the Royal Television Society Programme Awards 2010 . In 2011 , he starred in '' United '' , about the Manchester United " Busby Babes " team and the 1958 Munich air disaster , playing coach and assistant manager Jimmy Murphy . In September 2011 , he appeared in a guest role in one episode of the comedy series '' This is Jinsy '' , and also started filming '' True Love '' , a semi-improvised BBC One drama series , on location in Margate , Kent ; the series aired in June 2012
Munich air disaster
Munich air disaster
David Tennant