Her father is musician Jah Wobble and his collaborations with various artists such as Brian Eno and Björk exposed her to many influences. In 2000, Holt"s first break came playing the daughter of Anita Dobson and Leslie Grantham in the screen revival for two part drama The Stretch for Sky1.
She studied drama at the Anna Scher Theatre, as well as classical ballet at the London Studio Centre.
Holt spent the formative years of her childhood growing up in the South Bank area. She was originally brought up in Southwark, and educated in Sloane Square. At age 14, she appeared in British television show Casualty.
She also guest starred in an episode of the British Broadcasting Corporation drama The Robinsons with Hugh Bonneville and Martin Freeman.
She played one of the lead roles as drummer Neve, on Channel 4 television series Totally Frank, about a girl band, which aired between 2005-2006. Holt played the drums for this role and toured nationwide United Kingdom venues as the band Frank, who also released a single and album.
Holt played Kitty Mason in Sky1"s drama, Martina Cole"s The Take opposite Tom Hardy and Brian Cox. She appeared in the 2008 rockabilly horror film Flick (released in North America late November 2010) as Young Sally Andrews alongside Faye Dunaway, Hugh O"Conor and Liz Smith.
T4 (episode dated 3 August 2006) (2006) (television series) as Herself
Being Frank (2006) (television) as Herself
Holly & Stephen"s Saturday Showdown (episode dated 1 July 2006) (2006) (television series) as Herself
T4 (episode dated 30 June 2006) (2006) (television series) as Herself
T4 on the Beach: The Cheeky Highlights (2006) (television) as Herself
Holly & Stephen"s Saturday Showdown (episode dated 24 June 2006) (2006) (television series) as Herself
T4 on the Beach (2006) (television) as Herself
E4 Music Zone (episode Totally Frank"s Ultimate Mix Tape) (2006) (television series) as Herself
T4 (episode dated 9 April 2006) (2006) (television series) as Herself
Smash Hits Poll Winners Party 2005 (2005) (television) as Herself
T4 (episode dated 25 September 2005) (2005) (television series) as Herself
Richard & Judy (episode dated 22 September 2005) (2005) (television series) as Herself
Departure Lounge (2008) as Sophie (4–25 August 2008 at George Square, Edinburgh Festival Fringe 08)
The Rising of the Titanic (1999) as Annabelle.
