NFL: How many players on an NFL team? Raiders and Seahawks rosters
NFL - Find out how many players are on an NFL team as well as who plays for the Raiders and Seahawks.
NFL London: Seattle Seahawks fans gather by Buckingham Palace
The NFL returns to London today as the Oakland Raiders and Seattle Seahawks battle it out at Wembley.
London has been hosting NFL games since 2007, with Tennessee Titans vs Los Angeles and Jacksonville Jaguars vs Philadelphia Eagles taking place in the English capital over the next two weeks.
Seahawks vs Raiders is being shown live on BBC Two in the UK but is also available on Sky Sports Main Event and Sky Sports Action.
Fans can stream the action using the on the BBC website and iPlayer app or, if you’re an existing Sky Sports customer, you can stream the game via the Sky Go app.
How many players are on an NFL team?
Franchises can a maximum of 53 players on their roster.
During the off-season teams can have up to 90 players at their training camps, but must whittle this down to 53 after the fourth pre-season game.
Teams are comprised of an offensive unit, a defensive unit and specials teams - which handle kick-offs, field goals, punts and punt returns.
There can only be 11 players from each side on the field at a time.
Oakland Raiders roster
Quarterbacks: Derek Carr, A.J. McCarron
Running Backs: Marshawn Lynch, Doug Martin, Jalen Richard, Dwayne Washington, Keith Smith
Wide Receivers: Amari Cooper, Jordy Nelson, Seth Roberts, Dwayne Harris, Johnny Holton, Keon Hatcher
Tight ends: Jared Cook, Lee Smith, Derek Carrier
Offensive line: Kolton Miller, Kelechi Osemele, Rodney Hudson, Gabe Jackson, Donald Penn, Brandon Parker, David Sharpe, Jon Feliciano, Ian Silberman
Defensive line: Bruce Irvin, Arden Key, Tank Carradine, Frostee Rucker, Shilque Calhoun, Justin Ellis, Maurice Hurst, P.J. Hall, Treyvon Hester, Fadol Brown
Linebackers: Tahir Whitehead, Emmanuel Lamur, Derrick Johnson, Marquel Lee, Nicholas MorrowKyle Wilber
Defensive backs: Gareon Conley, Rashaan Melvin, Dominique Rodgers-Cromartie, Nick Nelson, Karl Joseph, Marcus Gilchrist, Reggie Nelson, Leon Hall, Erik Harris
Specialists: Mike Nugent, Johnny Townsend, Andrew Depaola
Seattle Seahawks roster
Quarterbacks: Russell Wilson, Brett Hundley
Running backs: Chris Carson, Rashaad Penny, C.J. Prosise, Mike Davis, J.D. McKissic, Tre Madden
Receivers: Doug Baldwin, Tyler Lockett, Brandon Marshall, Jaron Brown, David Moore
Tight ends: Nick Vannett, Will Dissly, Darrell Daniels
Offensive line: Duane Brown, Ethan Pocic, Justin Britt, D.J. Fluker, Germain Ifedi, George Fant, J.R. Sweezy, Rees Odhiambo, Joey Hunt
Defensive line: Frank Clark, Tom Johnson, Jarran Reed, Dion Jordan, Rasheem Green, Branden Jackson, Poona Ford, Shamar Stephen, Quinton Jefferson, Nazair Jones
Linebackers: Bobby Wagner, K.J. Wright, Barkevious Mingo, Shaquem Griffin, Austin Calitro, Jacob Martin
Defensive backs: Shaquill Griffin, Dontae Johnson, Tre Flowers, Justin Coleman, Neiko Thorpe, Bradley McDougald, Tedric Thompson, Shalom Luani, Delano Hill
Specialists: Sebastian Janikowski, Michael Dickson, Tyler Ott