Prime Suspect is a British police procedural television drama series starring Helen Mirren as Detective Chief Inspector Jane Tennison, one of the first female DCI's in London's Metropolitan Police. Prime Suspect was produced by Granada Television for the ITV network between 7 April 1991 and 22 October 2006. Prime Suspect 4 through 7 were co-produced by WGBH Boston for its Masterpiece Mystery anthology series. The teleplays for the first and third serials, along with the story for the second, were written by Lynda La Plante, who received an Edgar Award in 1993 from the Mystery Writers of America in the category of Best TV Feature or Miniseries for her work. The following year, Allan Cubitt's teleplay for Prime Suspect 2 brought the series a second Edgar. Prime Suspect 3 was awarded a prestigious Peabody Award n 1993 for its realistic scenes and dialogue. Prime Suspect was voted 68th in the list of 100 Greatest British Television Programmes as compiled by a poll given by the British Film Institute, and in 2007 it was listed as one of Time magazine's "100 Best TV Shows of All-TIME." The series has garnered multiple BAFTA Awards, Emmy Awards, Golden Globe Awards and a Peabody Award.