18 August 2015
FC Astana – Apoel FC
Referee: Viktor Kassai (HUN, photo)
Assistant Referee 1: György Ring (HUN)
Assistant Referee 2: Vencel Tóth (HUN)
Additional AR 1: Tamás Bognar (HUN)
Additional AR 2: Adam Farkas (HUN)
Fourth Official: István Albert (HUN)
Referee Observer: Jan Wegereef (NED)
Bate Borisov – FK Partizan
Referee: Craig Thomson (SCO)
Assistant Referee 1: David McGeachie (SCO)
Assistant Referee 2: Graeme Stewart (SCO)
Additional AR 1: Steven McLean (SCO)
Additional AR 2: Andrew Dallas (SCO)
Fourth Official: Stuart Stevenson (SCO)
Referee Observer: Murat Ilgaz (TUR)
Manchester United – Club Brugge
Referee: Deniz Aytekin (GER)
Assistant Referee 1: Guido Kleve (GER)
Assistant Referee 2: Markus Häcker (GER)
Additional AR 1: Daniel Siebert (GER)
Additional AR 2: Benjamin Brand (GER)
Fourth Official: Frank Willenborg (GER)
Referee Observer: Jaap Uilenberg (NED)
Sporting Club – CSKA Moskva
Referee: Cüneyt Çakır (TUR)
Assistant Referee 1: Bahattin Duran (TUR)
Assistant Referee 2: Tarik Ongun (TUR)
Additional AR 1: Hüseyin Göçek (TUR)
Additional AR 2: Barış Şimşek (TUR)
Fourth Official: Mustafa Eyisoy (TUR)
Referee Observer: Stefan Ormandjiev (BUL)
SS Lazio – Bayer Leverkusen
Referee: Jonas Eriksson (SWE)
Assistant Referee 1: Mathias Klasenius (SWE)
Assistant Referee 2: Daniel Wärnmark (SWE)
Additional AR 1: Stefan Johannesson (SWE)
Additional AR 2: Markus Strömbergsson (SWE)
Fourth Official: Daniel Gustavsson (SWE)
Referee Observer: Kaj Natri (FIN)
19 August 2015
Rapid Wien – Shakhtar Donetsk
Referee: Björn Kuipers (NED)
Assistant Referee 1: Sander van Roekel (NED)
Assistant Referee 2: Erwin Zeinstra (NED)
Additional AR 1: Pol van Boekel (NED)
Additional AR 2: Richard Liesveld (NED)
Fourth Official: Charles Schaap (NED)
Referee Observer: Raymond Ellingham (WAL)
Valencia CF – AS Monaco
Referee: Mark Clattenburg (ENG)
Assistant Referee 1: Simon Beck (ENG)
Assistant Referee 2: Stuart Burt (ENG)
Additional AR 1: Anthony Taylor (ENG)
Additional AR 2: Craig Pawson (ENG)
Fourth Official: Michael Mullarkey (ENG)
Referee Observer: Jozef Marko (SVK)
KF Skënderbeu – Dinamo Zagreb
Referee: Sergey Karasev (RUS)
Assistant Referee 1: Anton Averianov (RUS)
Assistant Referee 2: Tikhon Kalugin (RUS)
Additional AR 1: Sergei Lapochkin (RUS)
Additional AR 2: Mikhail Vilkov (RUS)
Fourth Official: Igor Demeshko (RUS)
Referee Observer: Alfredo Trentalange (ITA)
FC Basel – Maccabi Tel Aviv
Referee: William Collum (SCO)
Assistant Referee 1: Damien MacGraith (IRL)
Assistant Referee 2: Francis Connor (SCO)
Additional AR 1: Robert Madden (SCO)
Additional AR 2: Kevin Clancy (SCO)
Fourth Official: William Conquer (SCO)
Referee Observer: Jean Lemmer (LUX)
Celtic FC – Malmö FF
Referee: Felix Brych (GER)
Assistant Referee 1: Mark Borsch (GER)
Assistant Referee 2: Stefan Lupp (GER)
Additional AR 1: Bastian Dankert (GER)
Additional AR 2: Marco Fritz (GER)
Fourth Official: Tobias Christ (GER)
Referee Observer: Francesco Bianchi (SUI)