My Life and Angela Hunter in the hospital comedy Green Wing. Alexander appeared as Alice Fletcher in NBC's short-lived remake of the British comedy series Teachers, before roles in the films I Could Never Be Your Woman and Stardust (both released in 2007). Her previous film credits include Seaview Knights (1994) and Going Off Big Time (2000). She also starred in the 2008 BBC dramedy Mutual Friends, and played Layla Barton in the BBC drama All The Small Things, which debuted in 2009. Since 2011, she has played Mimi in the BBC Radio 4 comedy series The Gobetweenies. The first series was broadcast in 2011 and two more followed in 2012 and 2013. She starred in the 2012 BBC series Me and Mrs Jones. Since 2013, she has starred in the BBC One series Jonathan Creek as Polly Creek, wife of main character Jonathan, making her first appearance in the episode titled "The Clue of the Savant's Thumb" in 2013. She starred in the Dave comedy Undercover as DS Zoe Keller. From 2015 she has starred in the comedy series Marley's Ghosts on Gold. In 2019, Alexander appeared as Undine Thwaite in the Epix series Pennyworth. Other work Alexander has contributed to the BBC charity telethon Comic Relief, appearing in 2001 as a judge based on Nicki Chapman in a parody of Popstars, in 2003 as Liza Goddard in a spoof of Blankety Blank, and in 2005 in a celebrity version of University Challenge. Personal life In 2001, Alexander was in a relationship with actor Gerald Harper. In 2002 she began a new relationship with writer and actor Peter Serafinowicz. Alexander later married Serafinowicz, and the couple have a son and daughter together. She appeared in both series of Look Around You, which Serafinowicz co-created and starred in, as well as O!News, his internet spoof of E! News. Filmography Film Television References External links 1971 births English film actresses English television actresses Living people People from Hammersmith People educated at Godolphin and Latymer School 20th-century English actresses 21st-century English actresses Actresses from London