EXCLUSIVE: 'NCIS: LA' Squad Makes Scary Discovery

Though the NCIS: Los Angeles squad continuously puts their lives at risk, tonight's episode becomes particularly intense when the team stumbles upon a potential bomb!

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Boy Meets World star William Russ guest stars as Martin Lake, owner of Tranquility Villa in tonight's episode -- titled Recovery -- in which Kensi (Daniela Ruah) goes undercover as a nutritionist and Deeks (Eric Christian Olsen) poses as a new patient at a rehab center to investigate the death of a Navy officer.

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But you'll have to tune in tonight to see how this connects to the nail-biting, exclusive clip above!

NCIS: Los Angeles airs Tuesdays at 9 p.m. on CBS.