ÃÂMind GamesÃÂ ÃÂ Gregorio calls on Claire McGrady (Deirdre Lovejoy), her former behavioral science professor, when the teamÃÂs latest case matches one she studied during FBI training, on NCIS: NEW ORLEANS, Tuesday, May 1 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Pictured L-R: Rob Kerkovich as Forensic Scientist Sebastian Lund and Lucas Black as Special Agent Christopher LaSalle Photo: Skip Bolen/CBS ÃÂ©2018 CBS Broadcasting, Inc. All Rights Reserved | Episode 4.21 - Mind Games | Promotional Episode Photos | Season 4 | NCIS - New Orleans | Gallery

SpoilerTV Image Archive | Gallery | NCIS - New Orleans | Season 4 | Promotional Episode Photos | Episode 4.21 - Mind Games | ÃÂMind GamesÃÂ ÃÂ Gregorio calls on Claire McGrady (Deirdre Lovejoy), her former behavioral science professor, when the teamÃÂs latest case matches one she studied during FBI training, on NCIS: NEW ORLEANS, Tuesday, May 1 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Pictured L-R: Rob Kerkovich as Forensic Scientist Sebastian Lund and Lucas Black as Special Agent Christopher LaSalle Photo: Skip Bolen/CBS ÃÂ©2018 CBS Broadcasting, Inc. All Rights Reserved

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