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
Pilot (CSI: Crime Scene Investigation) introduces herself to Gil Grissom, who is the assistant supervisor of the graveyard shift. Grissom then asks her for a pint of blood and after that, Gribbs officially begins her shift. Nick Stokes and Warrick Brown both realize that they only need to solve one more crime to reach the level of CSI 3. The two eventually agree on a bet of 20 dollars that one of them will be promoted to CSI Level 3 by the end of the night. Catherine Willows jumps out of a car, saying goodbye to her daughter and her sister before rushing into the