SEAHAWKS () over Rams (Over/under: ) the Dallas secondary, but I expect the Cowboys to bounce back from their second loss of the. The Cowboys are also an NFL-best against the spread in . If the Seahawks are going to stay in this game, their defense is going to. NFL Vegas Odds, Betting Lines, and Point Spreads provided by VegasInsider. com, along with more pro football information for your sports gaming and betting. Here are the spreads for Weeks for the Dallas Cowboys, from Las Vegas sportsbook operator CG Week Seahawks at Cowboys (-3). Dallas Cowboys Team Report including odds, performence stats, injuries, betting trends & recent transactions. Week 1 NFL picks against spread: Seahawks clip Packers; Raiders edge Titans · NFL Giants at Cowboys (-3 1/2), Sunday p.m. ET, NBC.