21 November 2017
AS Monaco – RB Leipzig
Referee: Alberto Undiano Mallenco (ESP, photo)
Assistant Referee 1: Roberto Alonso Fernández (ESP)
Assistant Referee 2: Juan Yuste Jiménez (ESP)
Additional AR 1: Juan Martínez Munuera (ESP)
Additional AR 2: José Sánchez Martínez (ESP)
Fourth Official: Raúl Cabañero Martínez (ESP)
Referee Observer: Fritz Stuchlik (AUT)
Spartak Moskva – NK Maribor
Referee: William Collum (SCO)
Assistant Referee 1: David McGeachie (SCO)
Assistant Referee 2: Francis Connor (SCO)
Additional AR 1: Robert Madden (SCO)
Additional AR 2: John Beaton (SCO)
Fourth Official: Douglas Potter (SCO)
Referee Observer: Karen Nalbanyan (ARM)
Sevilla FC – Liverpool
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: Patrick Ittrich (GER)
Fourth Official: Jan Seidel (GER)
Referee Observer: Alexandru Deaconu (ROU)
Manchester City – Feyenoord
Referee: Ivan Kružliak (SVK)
Assistant Referee 1: Martin Balko (SVK)
Assistant Referee 2: Tomaš Somolani (SVK)
Additional AR 1: Peter Kralović (SVK)
Additional AR 2: Filip Glova (SVK)
Fourth Official: Roman Slyško (SVK)
Referee Observer: Juan Fernández Marín (ESP)
SSC Napoli – Shakhtar Donetsk
Referee: Damir Skomina (SVN)
Assistant Referee 1: Jure Praprotnik (SVN)
Assistant Referee 2: Robert Vukan (SVN)
Additional AR 1: Matej Jug (SVN)
Additional AR 2: Slavko Vinčić (SVN)
Fourth Official: Tomaž Klančnik (SVN)
Referee Observer: Georgios Bikas (GRE)
Beşiktaş – FC Porto
Referee: Antonio Mateu Lahoz (ESP)
Assistant Referee 1: Pau Cebrián Devís (ESP)
Assistant Referee 2: Roberto Díaz Pérez (ESP)
Additional AR 1: Carlos Del Cerro Grande (ESP)
Additional AR 2: Alejandro Hernández Hernández (ESP)
Fourth Official: Diego Barbero Sevilla (ESP)
Referee Observer: Bertrand Layec (FRA)
Borussia Dortmund – Tottenham Hotspur
Referee: Clément Turpin (FRA)
Assistant Referee 1: Nicolas Danos (FRA)
Assistant Referee 2: Cyril Gringore (FRA)
Additional AR 1: Ruddy Buquet (FRA)
Additional AR 2: Nicolas Rainville (FRA)
Fourth Official: Hicham Zakrani (FRA)
Referee Observer: Jaap Uilenberg (NED)
Apoel – Real Madrid
Referee: Artur Soares Dias (POR)
Assistant Referee 1: Rui Tavares (POR)
Assistant Referee 2: Paulo Santos (POR)
Additional AR 1: Tiago Martins (POR)
Additional AR 2: João Pinheiro (POR)
Fourth Official: Bruno Rodrigues (POR)
Referee Observer: Frank De Bleeckere (BEL)
22 November 2017
FC Basel – Manchester United
Referee: Daniele Orsato (ITA)
Assistant Referee 1: Riccardo Di Fiore (ITA)
Assistant Referee 2: Lorenzo Manganelli (ITA)
Additional AR 1: Davide Massa (ITA)
Additional AR 2: Antonio Damato (ITA)
Fourth Official: Alessandro Giallatini (ITA)
Referee Observer: Edgar Steinborn (GER)
CSKA Moskva – SL Benfica
Referee: Deniz Aytekin (GER)
Assistant Referee 1: Rafael Foltyn (GER)
Assistant Referee 2: Markus Häcker (GER)
Additional AR 1: Tobias Stieler (GER)
Additional AR 2: Benjamin Brand (GER)
Fourth Official: Eduard Beitinger (GER)
Referee Observer: Alain Hamer (LUX)
Anderlecht – Bayern München
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: Stuart Burt (ENG)
Referee Observer: Zbigniew Przesmycki (POL)
Paris St. Germain – Celtic
Referee: Anastasios Sidiropoulos (GRE)
Assistant Referee 1: Polychonis Kostaras (GRE)
Assistant Referee 2: Lazaros Dimitriadis (GRE)
Additional AR 1: Charalambos Kalogeropoulos (GRE)
Additional AR 2: Alexandros Aretopoulos (GRE)
Fourth Official: Damianos Efthimiadis (GRE)
Referee Observer: Hans Reijgwart (NED)
Atlético de Madrid – AS Roma
Referee: Björn Kuipers (NED)
Assistant Referee 1: Sander van Rokel (NED)
Assistant Referee 2: Erwin Zeinstra (NED)
Additional AR 1: Pol van Boekel (NED)
Additional AR 2: Dennis Higler (NED)
Fourth Official: Mario Diks (NED)
Referee Observer: Oğuz Sarvan (TUR)
Qarabağ – Chelsea
Referee: Manuel De Sousa (POR)
Assistant Referee 1: Álvaro Mesquita (POR)
Assistant Referee 2: Ricardo Santos (POR)
Additional AR 1: Fábio Veríssimo (POR)
Additional AR 2: Luís Godinho (POR)
Fourth Official: Nuno Pereira (POR)
Referee Observer: Miroslav Tulinger (CZE)
Juventus – FC Barcelona
Referee: Milorad Mažić (SRB)
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: Bo Karlsson (SWE)
Sporting – Olympiacos
Referee: Felix Zwayer (GER)
Assistant Referee 1: Thorsten Schiffner (GER)
Assistant Referee 2: Marco Achmüller (GER)
Additional AR 1: Daniel Siebert (GER)
Additional AR 2: Sascha Stegemann (GER)
Fourth Official: Holger Henschel (GER)
Referee Observer: William Young (SCO)