Free NFL Betting Odds & Picks for the Seattle Seahawks vs. St. Louis Rams week 4 matchup. The Seahawks are a 2.5 point road favorite. The over/under is 38. Dave says Seattle has covered the spread in nine of the last 10 meetings of these two. The Seahawks are a good team. They could be 1-2 on the season but they could also be 3-0. Marshawn Lynch – what can he say? He is simply the toughest runner in the game.