AS Roma – Real Madrid
Referee: Fedayi San (SUI, photo)
Assistant Referee 1: Jean-Yves Wicht (SUI)
Assistant Referee 2: Carmine Sangiovanni (SUI)
Fourth Official: Francesco Fourneau (ITA)
Referee Observer: Matteo Trefoloni (ITA)
CSKA Moskva – Viktoria Plzeň
Referee: Aleksandr Aliyev (KAZ)
Assistant Referee 1: Yevgeni Karlov (KAZ)
Assistant Referee 2: Anton Sysoyev (KAZ)
Fourth Official: Aleksandra Ponomareva (RUS)
Referee Observer: Nikolay Ivanov (RUS)
AEK Athens – AFC Ajax
Referee: Trustin Farrugia Cann (MLT)
Assistant Referee 1: Roberto Vella (MLT)
Assistant Referee 2: Christopher Francalanza (MLT)
Fourth Official: Aristotélis Diamandópoulos (GRE)
Referee Observer: Ioánnis Tsachilídis (GRE)
Manchester United – Young Boys
Referee: Robert Harvey (IRL)
Assistant Referee 1: Emmett Dynan (IRL)
Assistant Referee 2: Mark Gavin (IRL)
Fourth Official: Anthony Backhouse (ENG)Referee Observer: Stephen Lodge (ENG)
TSG Hoffenheim – Shakhtar Donetsk
Referee: Christophe Pires (LUX)
Assistant Referee 1: Joaquim Gomes (LUX)
Assistant Referee 2: Tom Hansen (LUX)
Fourth Official: Robert Kempter (GER)
Referee Observer: Konrad Plautz (AUT)
Olympique Lyonnais – Manchester City
Referee: Mete Kalkavan (TUR)
Assistant Referee 1: Candaş Elbil (TUR)
Assistant Referee 2: Deniz Caner Özaral (TUR)
Fourth Official: Jérémie Pignard (FRA)
Referee Observer: Rusmir Mrković (BIH)
Bayern München – SL Benfica
Referee: Karim Abed (FRA)
Assistant Referee 1: Mehdi Rahmouni (FRA)
Assistant Referee 2: Mikaël Berchebru (FRA)
Fourth Official: Michael Bacher (GER)
Referee Observer: Jiří Ulrich (CZE)
Juventus – Valencia
Referee: Tihomir Pejin (CRO)
Assistant Referee 1: Marjan Tomas (CRO)
Assistant Referee 2: Kruno Šarić (CRO)
Fourth Official: Fabio Piscopo (ITA)
Referee Observer: Alfredo Trentalange (ITA)
Lokomotiv Moskva – Galatasaray
Referee: Danilo Grujić (SRB)
Assistant Referee 1: Goran Bogićević (SRB)
Assistant Referee 2: Milorad Jovanović (SRB)
Fourth Official: Yevgeniy Turbin (RUS)
Referee Observer: Aleksandr Gvardis (RUS)
Atlético de Madrid – AS Monaco
Referee: Stuart Attwell (ENG)
Assistant Referee 1: Edward Smart (ENG)
Assistant Referee 2: Daniel Robathan (ENG)
Fourth Official: Miguel Ortiz Arias (ESP)
Referee Observer: Manuel Mejuto González (ESP)
PSV Eindhoven – FC Barcelona
Referee: Donald Robertson (SCO)
Assistant Referee 1: Daniel McFarlane (SCO)
Assistant Referee 2: Calum Spence (SCO)
Fourth Official: Siemen Mulder (NED)
Referee Observer: Marinus Koopman (NED)
Tottenham Hotspur – Internazionale Milano
Referee: Alex Troleis (FRO)
Assistant Referee 1: Johnleif Gerðisá (FRO)
Assistant Referee 2: Jón Johannesen (FRO)
Fourth Official: John Brooks (ENG)
Referee Observer: Are Habicht (EST)
SSC Napoli – Crvena Zvezda
Referee: Sándor Andó-Szabó (HUN)
Assistant Referee 1: Balázs Szalai (HUN)
Assistant Referee 2: Gergő Vígh-Tarsonyi (HUN)
Fourth Official: Luca Massimi (ITA)
Referee Observer: Plarent Kotherja (ALB)
Borussia Dortmund – Club Brugge
Referee: Boris Marhefka (SVK)
Assistant Referee 1: Tomáš Vorel (SVK)
Assistant Referee 2: Milan Štrbo (SVK)
Fourth Official: Johann Pfeifer (GER)
Referee Observer: Kaj Natri (FIN)
FC Porto – FC Schalke
Referee: Eldorjan Hamiti (ALB)
Assistant Referee 1: Egin Doda (ALB)
Assistant Referee 2: Ilir Tartaraj (ALB)
Fourth Official: João Gonçalves (POR)
Referee Observer: António Almeida (POR)
Paris Saint Germain – Liverpool FC
Referee: Christian Dingert (GER)
Assistant Referee 1: Tobias Christ (GER)
Assistant Referee 2: Timo Gerach (GER)
Fourth Official: Bastien Dechepy (FRA)
Referee Observer: Robert Małek (POL)