19 August 2014
RB Salzburg – Malmö FF
Referee: Nicola Rizzoli (ITA, photo)
Assistant Referee 1: Renato Faverani (ITA)
Assistant Referee 2: Andrea Stefani (ITA)
Additional AR 1: Antonio Damato (ITA)
Additional AR 2: Andrea Gervasoni (ITA)
Fourth Official: Matteo Passeri (ITA)
Referee Observer: Levan Paniashvili (GEO)
SSC Napoli – Athletic Club Bilbao
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: Ryszard Wójcik (POL)
FC København – Bayer Leverkusen
Referee: Carlos Velasco Carballo (ESP)
Assistant Referee 1: Roberto Alonso Fernández (ESP)
Assistant Referee 2: Juan Yuste Jiménez (ESP)
Additional AR 1: Carlos Del Cerro Grande (ESP)
Additional AR 2: Jesús Gil Manzano (ESP)
Fourth Official: Roberto Díaz Pérez (ESP)
Referee Observer: Guy Goethals (BEL)
Steaua Bucuresti – Ludogorets
Referee: Felix Brych (GER)
Assistant Referee 1: Mark Borsch (GER)
Assistant Referee 2: Markus Häcker (GER)
Additional AR 1: Marco Fritz (GER)
Additional AR 2: Bastian Dankert (GER)
Fourth Official: Tobias Christ (GER)
Referee Observer: Manuel López Fernández (ESP)
Besiktas JK – Arsenal FC
Referee: Milorad Mažić (SRB)
Assistant Referee 1: Milovan Ristić (SRB)
Assistant Referee 2: Dalibor Djurdjević (SRB)
Additional AR 1: Danilo Grujić (SRB)
Additional AR 2: Dejan Filipović (SRB)
Fourth Official: Vladimir Jovanović (SRB)
Referee Observer: Juan Fernández Marín (ESP)
20 August 2014
Lille OSC – FC Porto
Referee: Björn Kuipers (NED)
Assistant Referee 1: Sander van Roekel (NED)
Assistant Referee 2: Erwin Zeinstra (NED)
Additional AR 1: Richard Liesveld (NED)
Additional AR 2: Ed Janssen (NED)
Fourth Official: Mario Diks (NED)
Referee Observer: Kaj Østergaard (DEN)
Standard Liège – Zenit St. Petersburg
Referee: Craig Thomson (SCO)
Assistant Referee 1: Graham Chambers (SCO)
Assistant Referee 2: Alan Mulvanny (SCO)
Additional AR 1: Robert Madden (SCO)
Additional AR 2: Kevin Clancy (SCO)
Fourth Official: David McGeachie (SCO)
Referee Observer: Sándor Piller (HUN)
Aalborg BK – Apoel Nicosia
Referee: Martin Atkinson (ENG)
Assistant Referee 1: Michael Mullarkey (ENG)
Assistant Referee 2: Stephen Child (ENG)
Additional AR 1: Anthony Taylor (ENG)
Additional AR 2: Craig Pawson (ENG)
Fourth Official: Simon Bennett (ENG)
Referee Observer: Francesco Bianchi (SUI)
NK Maribor – Celtic FC
Referee: Pavel Královec (CZE)
Assistant Referee 1: Roman Slyško (SVK)
Assistant Referee 2: Martin Wilczek (CZE)
Additional AR 1: Radek Příhoda (CZE)
Additional AR 2: Michal Paták (CZE)
Fourth Official: Radek Kotik (CZE)
Referee Observer: Horst Brummeier (AUT)
Slovan Bratislava – Bate Borisov
Referee: Olegário Benquerença (POR)
Assistant Referee 1: Bertino Miranda (POR)
Assistant Referee 2: Paulo Soares (POR)
Additional AR 1: Artur Soares (POR)
Additional AR 2: Carlos Taborda (POR)
Fourth Official: Nuno Pereira (POR)
Referee Observer: Rune Pedersen (NOR)