The Lost Girls (CSI: Crime Scene Investigation) The Lost Girls (CSI: Crime Scene Investigation) "The Lost Girls" is the seventh episode of season 10 of "". It is also the final part of a crossover trilogy that links all three CSIs together for the first time; the trilogy began on "" with "Bone Voyage" and continued on "" with "Hammer Down". It features Laurence Fishburne as Dr. Ray Langston, who trails the case of a missing girl from Miami to New York and back to his home town of Las Vegas. Dr. Ray Langston is back in Las Vegas and still searching for Madeline Briggs after trying
CSI: Crime Scene Investigation (season 14) 9, 2014. On March 13, 2014 it was announced that "CSI: Crime Scene Investigation" would return for a fifteenth season, which started airing in September 2014. D.B. and Finn lead the hunt for Morgan, while Brody makes a shocking discovery that endangers her own life ("The Devil and D.B. Russell"), in the fourteenth season of "CSI". Also this season the team investigate the unusual, the brutal, and the life-changing, including a casino heist ("Take the Money and Run"), a night-club fire ("Torch Song"), a contact lens discovered on a cookery show ("Last Supper"), a cold case that takes the team,