15 March 2018
Viktoria Plzeň – Sporting CP
Referee: Tobias Stieler (GER, photo)
Assistant Referee 1: Mike Pickel (GER)
Assistant Referee 2: Jan Seidel (GER)
Additional AR 1: Marco Fritz (GER)
Additional AR 2: Patrick Ittrich (GER)
Fourth Official: Christian Gittelmann (GER)
Referee Observer: Nikolai Levnikov (RUS)
Lokomotiv Moskva – Atlético de Madrid
Referee: Artur Soares Dias (POR)
Assistant Referee 1: Rui Tavares (POR)
Assistant Referee 2: Paulo Santos (POR)
Additional AR 1: Hugo Miguel (POR)
Additional AR 2: João Pinheiro (POR)
Fourth Official: Bruno Rodrigues (POR)
Referee Observer: Michel Piraux (BEL)
Athletic Club – Olympique de Marseille
Referee: Anthony Taylor (ENG)
Assistant Referee 1: Gary Beswick (ENG)
Assistant Referee 2: Adam Nunn (ENG)
Additional AR 1: Craig Pawson (ENG)
Additional AR 2: Stuart Attwell (ENG)
Fourth Official: Constantine Hatzidakis (ENG)
Referee Observer: Alexandru Deaconu (ROU)
FC Zenit – RB Leipzig
Referee: Daniele Orsato (ITA)
Assistant Referee 1: Riccardo Di Fiore (ITA)
Assistant Referee 2: Lorenzo Manganelli (ITA)
Additional AR 1: Luca Banti (ITA)
Additional AR 2: Antonio Damato (ITA)
Fourth Official: Alessandro Giallatini (ITA)
Referee Observer: Geórgios Bíkas (GRE)
Dynamo Kyiv – Lazio
Referee: Jesús Gil Manzano (ESP)
Assistant Referee 1: Ángel Nevado Rodríguez (ESP)
Assistant Referee 2: Diego Barbero Sevilla (ESP)
Additional AR 1: Carlos Del Cerro Grande (ESP)
Additional AR 2: Ricardo De Burgos Bengoetxea (ESP)
Fourth Official: Roberto Díaz Pérez (ESP)
Referee Observer: Konrad Plautz (AUT)
Arsenal – AC Milan
Referee: Jonas Eriksson (SWE)
Assistant Referee 1: Mathias Klasenius (SWE)
Assistant Referee 2: Daniel Wärnmark (SWE)
Additional AR 1: Andreas Ekberg (SWE)
Additional AR 2: Stefan Johannesson (SWE)
Fourth Official: Mehmet Culum (SWE)
Referee Observer: Miroslav Tulinger (CZE)
FC Salzburg – Borussia Dortmund
Referee: Benoît Bastien (FRA)
Assistant Referee 1: Hicham Zakrani (FRA)
Assistant Referee 2: Frédéric Haquette (FRA)
Additional AR 1: Benoît Millot (FRA)
Additional AR 2: Nicolas Rainville (FRA)
Fourth Official: Julien Pacelli (FRA)
Referee Observer: Rune Pedersen (NOR)
Olympique Lyonnais – CSKA Moskva
Referee: Robert Madden (SCO)
Assistant Referee 1: David McGeachie (SCO)
Assistant Referee 2: Alastair Mather (SCO)
Additional AR 1: Andrew Dallas (SCO)
Additional AR 2: Donald Robertson (SCO)
Fourth Official: Alan Mulvanny (SCO)
Referee Observer: Vítor Melo Pereira (POR)