4.3.2.1. (which stands for "4 girls, 3 days, 2 cities, 1 chance") is a 2010 British crime thriller film written, produced and directed by Noel Clarke, who also supporting role, and co-directed by Mark Davis. The film stars Emma Roberts, Tamsin Egerton, Ophelia Lovibond, Shanika-Warren Markland, Mandy Patinkin, Helen McCrory, Kevin Smith, Susannah Fielding, and Camille Coduri. 4.3.2.1. follows four spirited young women who get caught up with a diamond theft heist.

Clarke wrote 4.3.2.1. with the intention of making a more mainstream film in regards to his previous work, Kidulthood, Adulthood and West 10 LDN, which were gritty crime drama films set in West London. 4.3.2.1 was released in the United Kingdom on 2 June 2010. The film received mixed to negative reviews.