Star player: Neymar
World Cup best: Winners 1958, 1962, 1970, 1994, 2002
How they got here: The five-time champions were the first team other than hosts Russia to qualify for the tournament after a very impressive campaign. Brazil have not made a World Cup final since their last title in 2002.
- Goalkeepers: Alisson Becker (A.S. Roma), Ederson Moraes (Manchester City F.C.), Cássio Ramos (Corinthians)
- Defenders: Thiago Silva (Paris Saint-Germain F.C.), João Miranda (Inter Milan), Marquinhos (Paris Saint-Germain F.C.), Pedro Geromel (Grêmio), Fagner Conserva Lemos (Corinthians), Danilo Luiz (Manchester City F.C.) , Marcelo Vieira (Real Madrid C.F.), Filipe Luiz (Atlético Madrid)
- Midfielders: Carlos Casimiro (Manchester City F.C.), Fred (FC Shakhtar Donetsk), Paulinho (FC Barcelona), Renato Augusto (MORE), Fernandinho (Manchester City F.C.), Willian (Chelsea F.C.), Philippe Coutinho (FC Barcelona)
- Forwards: Neymar Santos (Paris Saint-Germain F.C.), Gabriel Jesus (Manchester City F.C.), Roberto Firmino (Liverpool F.C.), Douglas Costa (Juventus F.C.), Taison (FC Shakhtar Donetsk)
Coach: Vladimir Petkovic
Star player: Xherdan Shaqiri
World Cup best: Quarter-finals 1934, 1938, 1954
How they got here: Qualified for their fourth straight World Cup by beating Northern Ireland in a play-off via a controversial penalty. They have made it out of their group in two of the previous three and that will be the minimum aim this time around.
- Goalkeepers: Roman Buerki (Borussia Dortmund), Gregor Kobel (1899 Hoffenheim), Yvon Mvogo (Leipzig), Yann Sommer (Borussia Mönchengladbach).
- Defenders: Manuel Akanji (Borussia Dortmund), Johan Djourou (Antalyaspor), Nico Elvedi (Borussia Mönchengladbach), Michael Lang (Basel), Stephan Lichtsteiner (Juventus), Jacques-Francois Moubandje (Toulouse), Ricardo Rodriguez (Milan), Fabian Schaer (Deportivo La Coruna), Silvan Widmer (Udinese).
- Midfeilders: Valon Behrami (Udinese), Blerim Dzemaili (Bologna), Edimilson Fernandes (West Ham), Gelson Fernandes (Eintracht Frankfurt), Remo Freuler (Atalanta), Xherdan Shaqiri (Stoke City), Granit Xhaka (Arsenal), Steven Zuber (1899 Hoffenheim), Denis Zakaria (Borussia Mönchengladbach).
- Forwards: Josip Drmic (Borussia Mönchengladbach), Breel Embolo (Schalke), Mario Gavranovic (Dinamo Zagreb), Haris Seferovic (Benfica).
Coach: Oscar Ramirez
Star player: Keylor Navas
World Cup best: Quarter-finals 2014
How they got here: Finished second in CONCACAF qualifying, with the highlight being a 4-0 victory over the United States. Will be hard pushed to match their 2014 performance, when they beat Italy, Uruguay and Greece before losing to Holland on penalties.
- Goalkeepers: Keylor Navas (Real Madrid), Patrick Pemberton (Liga Deportiva Alajuelense), Leonel Moreira (Herediano)
- Defenders: Cristian Gamboa (Celtic), Ian Smith (Norrkoping), Ronald Matarrita (New York City), Bryan Oviedo (Sunderland), Oscar Duarte (Espanyol), Giancarlo Gonzalez (Bologna), Francisco Calvo (Minnesota United), Kendall Waston (Vancouver Whitecaps), Johnny Acosta (Aguilas Dorados)
- Midfielders: David Guzman (Portland Timbers), Yeltsin Tejeda (Lausanne-Sport, ), Celso Borges (Deportivo La Coruna), Randall Azofeifa (Herediano), Rodney Wallace (New York City), Bryan Ruiz (Sporting CP), Daniel Colindres (Saprissa), Christian Bolanos (Saprissa);
- Forwards: Johan Venegas (Saprissa), Joel Campbell (Real Betis), Marco Urena (LAFC)
Coach: Mladen Krstajic (caretaker)
Star player: Nemanja Matic
World Cup best: First round 2010 (Yugoslavia finished fourth in 1930 and 1962, Serbia and Montenegro reached the second round in 1998)
How they got here: Qualifying for a first major tournament since the 2010 World Cup was not enough to save manager Slavoljub Muslin from the sack. Finished top of a group featuring the Republic of Ireland and Wales.
- Goalkeeper: Vladimir Stojkovic (FK Partizan), Predrag Rajkovic (Maccabi Tel Aviv F.C.), Aleksandar Jovanovic (Jeju United), Marko Dmitrovic (SD Eibar)
- Defenders: Aleksandar Kolarov (A.S. Roma), Antonio Rukavina (Villarreal CF), Milan Rodic (Red Star Belgrade), Branislav Ivanovic (FC Zenit Saint Petersburg), Uros Spajic (R.S.C. Anderlecht), Milos Veljkovic (SV Werder Bremen), Dusko Tosic (Guangzhou R&F F.C.), Matija Nastasic (FC Schalke 04), Nikola Milenkovic (ACF Fiorentina)
- Midfielders: Nemanja Matic (Manchester United F.C.), Luka Milivojevic (Crystal Palace F.C.), Marko Grujic (Cardiff City), Nemanja Maksimovic (Valencia CF), Dusan Tadic (Southampton F.C.), Andrija Zivkovic (S.L. Benfica), Mijat Gacinovic (Eintracht Frankfurt), Filip Kostic (Hamburger SV), Nemanja Radonjic (Red Star Belgrade), Sergej Milinkovic-Savic (SS Lazio), Adem Ljajic (Torino F.C.)
- Forwards: Aleksandar Mitrovic (Fulham F.C.), Aleksandar Prijovic (PAOK FC), Luka Jovic (Eintracht Frankfurt)