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All In
All In Las Vegas
WriterPhillip Schenkler,
Naren Shankar
DirectorAlec Smight
Original AirdateMay 14, 2009
Previous Episode: Hog Heaven
Next Episode: Family Affair

All In is the twenty-fourth episode in season nine finale of CSI: Crime Scene Investigation.


The CSIs investigate murders linked to rare poker chips from a bygone casino. Meanwhile, Ray is forced to use lethal means for the first time on the job.


Hodges This section is a stub and requires expanding


Main Cast

Guest Cast


  • Ain't That a Kick in the Head by Dean Martin
  • Night and Day by Frank Sinatra
  • Don't You Want Me by The Human League
  • These Boots are Made for Walkin' by Nancy Sinatra


  • It is the first and only time, Ray is seen with a service weapon out in the field.
  • Riley Adams's (portrayed as Lauren Lee Smith) final appearance as a regular cast member.

See Also

CSI:Las Vegas Season 9
For WarrickThe Happy PlaceArt Imitates LifeLet It BleedLeave Out All The RestSay UncleWoulda, Coulda, ShouldaYoung Man with a Horn19 Down...One to GoThe Grave ShiftDisarmed and DangerousDeep Fried and Minty FreshMiscarriage of JusticeKill Me If You CanTurn, Turn, TurnNo Way OutMascaraThe Descent of ManA Space OddityIf I Had a Hammer...The Gone Dead TrainHog HeavenAll In

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