27 November 2018
AS Roma – Real Madrid
Referee: Clément Turpin (FRA, photo)
Assistant Referee 1: Nicolas Danos (FRA)
Assistant Referee 2: Cyril Gringore (FRA)
Fourth Official: Hicham Zakrani (FRA)
Additional AR 1: Ruddy Buquet (FRA)
Additional AR 2: Nicolas Rainville (FRA)
Referee Observer: William Young (SCO)
AEK Athens – AFC Ajax
Referee: Michael Oliver (ENG)
Assistant Referee 1: Stuart Burt (ENG)
Assistant Referee 2: Simon Bennett (ENG)
Fourth Official: Stephen Child (ENG)
Additional AR 1: Paul Tierney (ENG)
Additional AR 2: Andre Marriner (ENG)
Referee Observer: Haim Jakov (ISR)
CSKA Moskva – Viktoria Plzeň
Referee: Danny Makkelie (NED)
Assistant Referee 1: Mario Diks (NED)
Assistant Referee 2: Hessel Steegstra (NED)
Fourth Official: Rob van de Ven (NED)
Additional AR 1: Kevin Blom (NED)
Additional AR 2: Jochem Kamphuis (NED)
Referee Observer: Karen Nalbandyan (ARM)
Bayern München – SL Benfica
Referee: Daniele Orsato (ITA)
Assistant Referee 1: Lorenzo Manganelli (ITA)
Assistant Referee 2: Fabiano Preti (ITA)
Fourth Official: Alessandro Costanzo (ITA)
Additional AR 1: Paolo Mazzoleni (ITA)
Additional AR 2: Marco Guida (ITA)
Referee Observer: Manuel Díaz Vega (ESP)
TSG Hoffenheim – Shakhtar Donetsk
Referee: Ivan Kružliak (SVK)
Assistant Referee 1: Tomáš Somoláni (SVK)
Assistant Referee 2: Branislav Hancko (SVK)
Fourth Official: Tomáš Mókoš (SVK)
Additional AR 1: Peter Kráľovič (SVK)
Additional AR 2: Filip Glova (SVK)
Referee Observer: Marc Batta (FRA)
Olympique Lyonnais – Manchester City
Referee: Gianluca Rocchi (ITA)
Assistant Referee 1: Elenito Di Liberatore (ITA)
Assistant Referee 2: Mauro Tonolini (ITA)
Fourth Official: Matteo Passeri (ITA)
Additional AR 1: Luca Banti (ITA)
Additional AR 2: Daniele Doveri (ITA)
Referee Observer: Oğuz Sarvan (TUR)
Manchester United – Young Boys
Referee: Felix Brych (GER)
Assistant Referee 1: Mark Borsch (GER)
Assistant Referee 2: Stefan Lupp (GER)
Fourth Official: Markus Häcker (GER)
Additional AR 1: Bastian Dankert (GER)
Additional AR 2: Marco Fritz (GER)
Referee Observer: Paulius Malžinskas (LTU)
Juventus – Valencia
Referee: William Collum (SCO)
Assistant Referee 1: David McGeachie (SCO)
Assistant Referee 2: Graeme Stewart (SCO)
Fourth Official: Francis Connor (SCO)
Additional AR 1: Andrew Dallas (SCO)
Additional AR 2: Nicolas Walsh (SCO)
Referee Observer: Uno Tutk (EST)
28 November 2018
Atlético de Madrid – AS Monaco
Referee: Mattias Gestranius (FIN)
Assistant Referee 1: Jan-Peter Aravirta (FIN)
Assistant Referee 2: Mikko Alakare (FIN)
Fourth Official: Jukka Honkanen (FIN)
Additional AR 1: Antti Munukka (FIN)
Additional AR 2: Dennis Antamo (FIN)
Referee Observer: Jaap Uilenberg (NED)
Lokomotiv Moskva – Galatasaray
Referee: Antonio Mateu Lahoz (ESP)
Assistant Referee 1: Pau Cebrián Devís (ESP)
Assistant Referee 2: Roberto Díaz Pérez (ESP)
Fourth Official: Teodoro Sobrino Magán (ESP)
Additional AR 1: Xavier Estrada Fernández (ESP)
Additional AR 2: Alejandro Hernández Hernández (ESP)
Referee Observer: Levan Paniashvili (GEO)
Borussia Dortmund – Club Brugge
Referee: Gediminas Mažeika (LTU)
Assistant Referee 1: Vytautas Šimkus (LTU)
Assistant Referee 2: Vytenis Kazlauskas (LTU)
Fourth Official: Dovydas Sužiedėlis (LTU)
Additional AR 1: Donatas Rumšas (LTU)
Additional AR 2: Manfredas Lukjančukas (LTU)
Referee Observer: Luciano Luci (ITA)
PSV Eindhoven – FC Barcelona
Referee: Pavel Královec (CZE)
Assistant Referee 1: Ivo Nádvorník (CZE)
Assistant Referee 2: Kamil Hájek (CZE)
Fourth Official: Jakub Hrabovský (CZE)
Additional AR 1: Miroslav Zelinka (CZE)
Additional AR 2: Karel Hrubeš (CZE)
Referee Observer: Domenico Messina (ITA)
Tottenham Hotspur – Internazionale Milano
Referee: Cüneyt Çakır (TUR)
Assistant Referee 1: Bahattin Duran (TUR)
Assistant Referee 2: Tarık Ongun (TUR)
Fourth Official: Mustafa Eyisoy (TUR)
Additional AR 1: Hüseyin Göçek (TUR)
Additional AR 2: Barış Şimşek (TUR)
Referee Observer: Gylfi Orrason (ISL)
Paris Saint Germain – Liverpool FC
Referee: Szymon Marciniak (POL)
Assistant Referee 1: Paweł Sokolnicki (POL)
Assistant Referee 2: Tomasz Listkiewicz (POL)
Fourth Official: Radosław Siejka (POL)
Additional AR 1: Paweł Raczkowski (POL)
Additional AR 2: Tomasz Musiał (POL)
Referee Observer: Emil Božinovski (MKD)
SSC Napoli – Crvena Zvezda
Referee: Jesús Gil Manzano (ESP)
Assistant Referee 1: Ángel Nevado Rodríguez (ESP)
Assistant Referee 2: Diego Barbero Sevilla (ESP)
Fourth Official: Íñigo Prieto López (ESP)
Additional AR 1: Juan Martínez Munuera (ESP)
Additional AR 2: Ricardo de Burgos Bengoetxea (ESP)
Referee Observer: Michael Riley (ENG)
FC Porto – FC Schalke
Referee: Ovidiu Hațegan (ROU)
Assistant Referee 1: Octavian Șovre (ROU)
Assistant Referee 2: Sebastian Gheorghe (ROU)
Fourth Official: Radu Ghinguleac (ROU)
Additional AR 1: Radu Petrescu (ROU)
Additional AR 2: Sebastian Colțescu (ROU)
Referee Observer: Leslie Irvine (NIR)