Beşiktaş – Olympique Lyonnais
Referee: Milorad Mažić (SRB, photo)
Assistant Referee 1: Milovan Ristić (SRB)
Assistant Referee 2: Dalibor Djurdjević (SRB)
Additional AR 1: Nenad Djokić (SRB)
Additional AR 2: Danilo Grujić (SRB)
Fourth Official: Nemanja Petrović (SRB)
Referee Observer: Kyros Vassaras (GRE)
Schalke – Ajax
Referee: Ovidiu Hațegan (ROU)
Assistant Referee 1: Octavian Şovre (ROU)
Assistant Referee 2: Sebastian Gheorghe (ROU)
Additional AR 1: Radu Petrescu (ROU)
Additional AR 2: Sebastian Colţescu (ROU)
Fourth Official: Radu Ghinguleac (ROU)
Referee Observer: Michael Riley (ENG)
KRC Genk – Celta Vigo
Referee: William Collum (SCO)
Assistant Referee 1: Francis Connor (SCO)
Assistant Referee 2: David McGeachie (SCO)
Additional AR 1: Robert Madden (SCO)
Additional AR 2: John Beaton (SCO)
Fourth Official: Alan Mulvanny (SCO)
Referee Observer: Jaap Uilenberg (NED)
Manchester United – Anderlecht
Referee: Alberto Undiano Mallenco (ESP)
Assistant Referee 1: Raul Cabañero Martínez (ESP)
Assistant Referee 2: Diego Barbero Sevilla (ESP)
Additional AR 1: Carlos Clos Gómez (ESP)
Additional AR 2: José Sánchez Martínez (ESP)
Fourth Official: Roberto Alonso Fernández (ESP)
Referee Observer: Zdravko Jokić (SRB)