From bones washed up from the Vegas sewers to badly burned victims of an apparent wildfire it's all to do for the CSI crew led by Grissom (Petersen) and Willows (Helgenberger) in an fifth thrilling season of investigations! Episodes Comprise: 1. Viva Las Vegas 2. Down the Drain 3. Harvest 4. Crow's Feet 5. Swap Meet 6. What's Eating Gilbert Grissom? 7. Formalities 8. Ch-Ch-Changes 9. Mea Culpa 10. No Humans Involved 11. Who Shot Sherlock 12. Snakes 13. Nesting Dolls 14. UnBearable 15. King Baby 16. Big Middle 17. Compulsion 18. Spark of Life 19. 4 X 4 20. Hollywood Brass 21. Committed 22. Weeping Willows 23. Iced 24. Grave Danger (Part 1) 25. Grave Danger (Part 2)