Who and What (I) Grissom and the team join forces with Jack Malone, an FBI Agent from New York to track a serial killer. The crossover continues on Without A Trace S06E06 Where & Why (II). Details Casts Videos Galleries Posters Season Lists Title Who and What (I) Genres Crime Drama Mystery Release Date 2007-11-08 Episode Runtime 00 Hours 00 Minutes Season Number 8 Episode Number 6 Production Companies Alliance Atlantis, CBS Productions, CBS Studios, CBS Paramount Network Television William Petersen... Gil Grissom... Marg Helgenberger... Catherine Willows... Gary Dourdan... Warrick Brown... George Eads... Nick Stokes... Jorja Fox... Sara Sidle... Eric Szmanda... Greg Sanders... Robert David Hall... Al Robbins... Paul Guilfoyle... Jim Brass... Wallace Langham... David Hodges... CSI: Crime Scene Investigation - 4K (2000-2015) CBS - S1 Opening credits (Trailer) CSI Opening Season 14 (Opening Credits) Original Size (1920x1080) Original Size (3840x2160) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (1920x1080) Original Size (1280x720) Original Size (1920x1080) Original Size (1280x720) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1920x1080) Original Size (1280x720) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1280x720) Original Size (1920x1080) Original Size (1280x720) Original Size (1920x1080) Original Size (1280x720) Original Size (1920x1080) Original Size (1920x1080) Original Size (1280x720) Original Size (1920x1080) Original Size (1920x1080) Original Size (1280x720) Original Size (1920x1080) Original Size (1920x1080) Original Size (1280x720) Original Size (1920x1080) Original Size (1920x1080) Original Size (1920x1080) Original Size (1708x2562) Original Size (1708x2562) Original Size (2000x3000) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1533x2180) Original Size (2000x3000) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (750x1125) Original Size (680x1000) Original Size (680x1000) Original Size (1000x1500) Original Size (1000x1500) Original Size (680x1000) Original Size (1708x2562) Original Size (1708x2562) Original Size (622x933) Original Size (1000x1500) Original Size (1708x2562) Original Size (680x1000) Original Size (680x1000) Original Size (680x1000) Original Size (680x1000) Original Size (1000x1500) Original Size (680x1020) Original Size (1000x1500) Original Size (1825x2560) Original Size (1000x1500) Original Size (720x1080) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (680x1000) Original Size (1489x2233) Original Size (696x1044) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (1708x2562) Original Size (563x750) Original Size (680x1000) Original Size (680x1000) Original Size (1000x1500) Season 1 23 Episode(s) 2000-10-06 Season 2 23 Episode(s) 2001-09-27 Season 3 23 Episode(s) 2002-09-25 Season 4 23 Episode(s) 2003-09-24 Season 5 25 Episode(s) 2004-09-23 Season 6 24 Episode(s) 2005-09-22 Season 7 24 Episode(s) 2006-09-21 Season 8 17 Episode(s) 2007-09-27 Season 9 24 Episode(s) 2008-10-09 Season 10 23 Episode(s) 2009-09-24 Season 11 22 Episode(s) 2010-09-23 Season 12 22 Episode(s) 2011-09-21 Season 13 22 Episode(s) 2012-09-26 Season 14 22 Episode(s) 2013-09-25 Season 15 18 Episode(s) 2014-09-28