Tina Michelle O'Brien (born 7 August 1983) is an English actress.
1997
Her early acting roles included Children's Ward in 1997, The Cops in 1998 and Clocking Off in 2000.
1999
She is best known for her portrayal of Sarah Platt in the long-running ITV soap opera Coronation Street (1999–2008, 2015–present).
At the age of sixteen, she joined Coronation Street in October 1999, taking over the role of Sarah Platt from actress Lynsay King.
Sarah's pregnancy with Bethany Platt won O'Brien Best Storyline at the British Soap Awards.
She also won Best Newcomer at the National Television Awards and the TV Quick Awards.
2003
O'Brien was in a relationship with Ryan Thomas from 2003 to 2009.
They have one daughter, Scarlett, who is now playing Izzy Charles in the 2023 reboot of Waterloo Road.
2007
Her first role after leaving Coronation Street was in the 2007 pantomime at Manchester Opera House, where she played the title character of Cinderella.
Her first television role post-Coronation Street was in the ITV police television drama Blue Murder, filmed whilst four months pregnant, in which she played a character called Amy Kirkland.
O'Brien expressed interest in doing televised dramas and theatre work, although after becoming pregnant, she decided to put her career on hold.
2010
She also appeared in the BBC One drama series Waterloo Road (2010–2011).
Born in Rusholme, Manchester, England, O'Brien was educated at Trinity C.E. High School.
In 2010, O'Brien starred in the sixth series of the BBC school drama Waterloo Road as Bex Fisher, the eldest daughter of the new headteacher Karen Fisher (Amanda Burton).
In 2010, she also appeared in The Secret Diaries of Miss Anne Lister, in which she played the character of Miss Browne, a role which required her first on-screen lesbian kiss.
Later in 2010, she appeared as a character in the new television drama Accused, written by Jimmy McGovern, as well as starring in the 2010 series of Strictly Come Dancing.
Her partner was Jared Murillo, and she was unable to perform in the third week due to illness.
O'Brien was eliminated in the fifth week of the competition after failing to impress the viewers with her Argentine Tango.
She fell into the bottom two alongside Felicity Kendal, who was saved thanks to the public vote.
From 4 December 2010 to 3 January 2011, O'Brien played the title character of Snow White in Manchester Opera House's 2010/2011 pantomime.
2011
Between 14 January and 13 February 2011, she participated in the 2011 Strictly Come Dancing Live Tour.
2014
In October 2014, O'Brien announced that she would be reprising her role of Sarah Platt in Coronation Street in early 2015.
2015
The character returned on an episode broadcast on 30 March 2015.
O'Brien used to do gymnastics until she was 10 years old.
She gave it up in favour of acting as her family could not afford for her to do both.
O'Brien is the godmother of Emily Walton, who played the original Bethany Platt, her on-screen daughter.
2018
O'Brien married Adam Crofts on New Year's Eve 2018.