Deadline’s Contenders TV panel for Landman hosted a very cool group of guys: Sam Elliott , Andy Garcia , director/EP Stephen Kay and Billy Bob Thornton — who looked at every bit the rock star and cowboy onstage at the DGA Theater after playing a sold-out show with his band The Boxmasters at Stagecoach the night before. Thornton explained why becoming the series’ Tommy Norris came naturally to him.  “It’s easy to play father-son relationships when you’re a father, and when you had a father that you had a very tricky relationship with,” he said. “I was just kind of putting on a nice pair of worn-in pants.” He added of his TV dad, “Sam and I go way back, so it was easy.”  RELATED: ‘Landman’ Season 2 Premiere Viewership Revealed — How Does It Stack Up Against Season 1 Of The Taylor Sheridan Series? As for why this second season of the hit Paramount+ drama has resonated with so many people, Elliott summed it up best.…