Harlequins: Green; David, Joseph, Waghorn, Cleaves; J Evans, Care; Jones, Walker, Kerrod, Launchbury, Lewies, Kenningham, W Evans, Chisholm.
Replacements: Riley, Els, Lewis, Herbst, Lawday, Porter, Benson, Halfpenny.
Northampton: Ramm; Litchfield, Savala, Hutchinson, Seabrook; Makepeace-Cubitt, McParland; Haffar, Walker, Davison, Mayavanua, Lockett, Kemeny, Pearson, Augustus.
Replacements: Wright, West, Green, Prowse, Hunter-Hill, Scott-Young, James, Glister.
Referee: Luke Pearce.