NFL DFS: Rankings for Week 15 on DraftKings, FanDuel, and DRAFT plus cash game lineups

Before you set your NFL DFS lineups on a site like DraftKings or FanDuel in Week 15, you'll want to see what Heath Cummings has to say.

Cummings is a CBS Sports Senior Fantasy Writer/DFS analyst, and a former Footballguys staff writer and host of The Fantasy Football Show on ESPN 1510 in Kansas City. He's one of the top Fantasy football and DFS minds in the nation and he specializes in detailed statistical analysis. He was named the most accurate Fantasy football expert in the nation in Week 4 by FantasyPros, so if there's anybody who can give you an edge in your league, it's Cummings.

One thing we'll give away from his Week 15 NFL DFS rankings: Cummings is extremely high on Ravens quarterback Lamar Jackson at $7,700 on FanDuel and $5,900 on DraftKings. He's listed Jackson among his top options at quarterback on both sites this week because of a dream matchup against the Buccaneers, who are giving up almost 400 total yards per game.

He's also revealed the rest of his DFS rankings and optimal cash lineups for FanDuel and DraftKings in Week 15, including a complete steal at running back who can help you cash in big on both sites. 

So what are the top picks and cash game lineups for Week 15 of NFL DFS? And which value running back is a must-add? ... Join SportsLine now to see Heath Cummings' Week 15 NFL DFS rankings and optimal cash game lineups, all from one of the top Fantasy football and DFS analysts in the nation.