Several members of the real 2000/2004/2008 Olympic champion Hungarian Waterpolo team portray Hungarian and Soviet players in the movie: Bulcsú Székely, Péter Biros, Zoltán Szécsi, Gergely Kiss, István Gergely, Attila Vári.
Panna Ruisz's debut.
The character, Karsi Szabo, played by Ivan Fenyo, was heavily based on a real life polo swimmer, Ervin Zador as he was most likely beaten by a Russian.