| Watford | Arsenal | ||||
|---|---|---|---|---|---|
| GK | Ben Foster | GK | Bernd Leno | ||
| DR | Daryl Janmaat | DR | Nacho Monreal | ||
| S2 | DR | Adam Masina | DR | Laurent Koscielny | |
| S1 | DR | Kiko Femenia | DR | Shkodran Mustafi | |
| DR | Craig Cathcart | S2 | DR | Konstantinos Mavropanos | |
| DR | Christian Kabasele | MD | Henrikh Mkhitaryan | ||
| MD | Abdoulaye Doucoure | S3 | MD | Aaron Ramsey | |
| MD | Will Hughes | S1 | MD | Lucas Torreira | |
| MD | Etienne Capoue | MD | Granit Xhaka | ||
| FD | Troy Deeney | AM | Alex Iwobi | ||
| FD | Andre Gray | FD | Pierre-Emerick Aubameyang | ||
| Substitute | Substitute | ||||
| S1 | FD | Isaac Success | S1 | MD | Mesut Ozil |
| S2 | MD | Ken Sema | S2 | MD | Matteo Guendouzi |
| S3 | AM | Ainsley Maitland-Niles | |||
| Manager | Manager | ||||
| Javi Gracia | Unai Emery | ||||