Leinster: Keenan; Osborne, Ringrose, Henshaw, Lowe; Prendergast, Gibson-Park; Porter, Sheehan, Slimani; McCarthy, RG Snyman; Conan, Van der Flier, Doris (capt).
Replacements: McCarthy, Boyle, Furlong, Baird, Deegan McGrath, Byrne, Barrett.
Harlequins: Halfpenny; Green, Beard, Waghorn, David; Smith, Porter; Baxter, Walker, Lamositele; Launchbury, Cunningham-South; Kenningham, Evans, Dombrandt (capt).
Replacements: Riley, Jones, Kerrod, Herbst, Hammond, Care, Benson, Northmore.
Sin-bin: Northmore (65), Benson (75)
Referee: Pierre Brousset (France)