This Closer spinoff follows cases handled by the Major Crimes division of the LA Police Department. The 7-member team is headed by Capt. Sharon Raydor, whose intellectual smarts combined with a calm, even temperament help a team of experts solve high-profile murder cases. In addition to running the show, Raydor helps guide and protect her teenage charge, a witness in a horrific crime, who finds a safe refuge among members of the major-case squad. Written by writermaia Major Crimes is a 2012 American English-language Crime Drama show starring Mary Mcdonnell, G. W. Bailey, Tony Denison, Michael Paul Chan, Raymond Cruz, Kearran Giovanni and Will Attenborough. The Shephard/Robin Company in association with Walking Entropy and Warner Bros. Television. were the production houses involved in the project. Series originally aired on TNT in English. Warner Bros. Television Distribution acquired the distribution rights for the series. Creator of the series is James Duff. Major Crimes has 6 seasons and a cumulative total of 105 episodes which have a running time of 43 minutes each.