'The Firm' star Josh Lucas is engaged 'The Firm' star Josh Lucas is engaged - Access Hollywood Discovered his now-fiancée was the one for him after a mountain lion encounter Josh Lucas nabbed the lead on NBC's new drama, "The Firm," and the actor recently revealed he's set to take on yet another big role in his personal life - that of a husband! The 40-year-old star confirmed the happy news to Jay Leno during an appearance on "The Tonight Show with Jay Leno" on Friday. VIEW THE PHOTOS: Celebrity Wedding Photos! Josh kept most of the engagement details private - including the name of his now-fiancée - but explained how he came to realize she was "the one." While filming a low-budget film in Big Sur, Calif., the actor and his ladylove ended up staying in a run-down trailer (reportedly hailed as an "eco-retreat" by its owner), located on a hill requiring a 20-minute dirt road hike to reach it. Hottest Celebrity Engagement Rings Following a long day of filming, Josh hiked up the hill in the wee hours of the morning, sans flashlight, and encountered a mountain lion - a danger his now-fiancée had warned him about (to no avail) the day before. Story: Source: Drew Barrymore is engaged When he got back to his girlfriend, Josh said he realized he'd found his match in love. John Grisham gives a positive brief on new series "The Firm" "I decided in that moment, truly in that moment, that this woman was the woman for me," he told Jay, of when he returned to the trailer following the close-call with the beast. VIEW THE PHOTOS: Big Screen Gentlemen: Hollywood's Leading Men As previously reported on AccessHollywood.com, Josh is not the only star getting ready to take the plunge - Drew Barrymore recently became engaged to Will Kopelman, while Justin Timberlake is rumored to have popped the question to longtime girlfriend Jessica Biel. Story: Timberlake's grandma: Yes, he is engaged "The Firm," which also stars Juliette Lewis, has its two-hour premiere on Sunday at 9 PM EST/PST on NBC, before moving to its regular timeslot - Thursdays at 10 PM.