Lenora Isabella Crichlow (born 4 January 1985) is an English actress. She became known for her starring roles as Maria "Sugar" Sweet in the Channel 4 comedy-drama series Sugar Rush, Annie Sawyer in the BBC Three supernatural drama series Being Human, and Shania Andrews in the 2012 sports drama film Fast Girls. In 2013, Crichlow portrayed Chen Sam in the television film Burton & Taylor. She has since had regular roles in the ABC sitcom Back in the Game and the NBC comedy series A to Z.
Crichlow was born and raised in Harlesden, London. Her father, Frank Crichlow, owned the Mangrove restaurant in Notting Hill, which was frequented by stars such as Jimi Hendrix and Vanessa Redgrave. Crichlow has two sisters, Amandla and Francesca, and a brother, Knowlton. Her younger sister, Amandla, is also an actress who appeared in Prime Suspect: The Final Act and The Bill.
From the age of twelve, Crichlow trained and worked with the Young Blood Theatre Company in Hammersmith, West London. She went on to study drama at the University of Sussex.