Do not underestimate Rebecca Falcone. That’s the first — and perhaps most important — lesson anyone learns when they go head-to-head with her on Landman, the Taylor Sheridan drama where oil and power go hand-in-hand and corporate legal showdowns are just another day on the job. Played by Kayla Wallace, Rebecca is a high-octane attorney who doesn’t just hold her own in a man’s world — she dominates it.