Collection. He revived this performance for the anniversary of the Royal Court Theatre in a rehearsed reading. In January 2006, he took a one-day break from shooting Doctor Who to play Richard Hoggart in a dramatisation of the 1960 Lady Chatterley's Lover obscenity trial, The Chatterley Affair. The play was written by Andrew Davies and directed by Doctor Whos James Hawes for the digital television channel BBC Four. Hoggart's son, Simon, praised Tennant's performance in The Guardian newspaper. On 25 February 2007, Tennant starred in Recovery, a 90-minute BBC One drama written by Tony Marchant. He played Alan, a self-made building site manager who attempted to rebuild his life after suffering a debilitating brain injury. His costar in the drama was friend Sarah Parish, with whom he had previously appeared in Blackpool and an episode of Doctor Who. She joked that "we're like George and Mildred – in 20 years' time we'll probably be doing a ropey old sitcom in a terraced house in Preston". Later that same year he starred in Learners, a BBC comedy drama written by and starring Jessica Hynes (another Doctor Who costar, in the episodes "Human Nature", "The Family of Blood" and "The End of Time"), in which he played a Christian driving instructor who became the object of a student's affection. Learners was broadcast on BBC One on 11 November 2007. Tennant had a cameo appearance as the Doctor in the 2007 finale episode of the BBC/HBO comedy series Extras with Ricky Gervais. In November 2008, Tennant played Sir Arthur Eddington in the BBC and HBO biographical film Einstein and Eddington, which was filmed in Cambridge and Hungary. Tennant was the "Star in a Reasonably Priced Car" on Top Gear in December 2007, where he claimed to have unsuccessfully auditioned for a role on Taggart 26 times. Tennant is the voice behind the 2007 advertising campaign for catalogue retailer Argos, and appeared in adverts for The Proclaimers' 2007 album and learndirect in June 2008. Tennant also lent his voice to adverts for Tesco Mobile, Nintendo Wii, and American Express. Tennant featured in an episode of Trick or Treat on Channel 4 in May 2008. The episode showed Tennant apparently predicting future events correctly by using automatic writing. In TV & Satellite Week (26 April – 2 May issue), the host of the show, Derren Brown, is quoted as saying: "One of the appeals of