| Watford | Arsenal | ||||
|---|---|---|---|---|---|
| GK | Ben Foster | GK | Bernd Leno | ||
| S3 | DR | Jose Holebas | DR | Sead Kolasinac | |
| DR | Kiko Femenia | DR | Sokratis Papastathopoulos | ||
| DR | Craig Dawson | DR | David Luiz | ||
| DR | Christian Kabasele | S1 | MD | Dani Ceballos | |
| MD | Tom Cleverley | S3 | MD | Mesut Ozil | |
| MD | Abdoulaye Doucoure | S2 | MD | Matteo Guendouzi | |
| S2 | MD | Will Hughes | MD | Granit Xhaka | |
| MD | Etienne Capoue | AM | Ainsley Maitland-Niles | ||
| FD | Gerard Deulofeu | WR | Nicolas Pepe | ||
| S1 | FD | Andre Gray | FD | Pierre-Emerick Aubameyang | |
| Substitute | Substitute | ||||
| S1 | WR | Ismaila Sarr | S1 | MD | Joe Willock |
| S2 | AM | Roberto Pereyra | S2 | MD | Lucas Torreira |
| S3 | DR | Daryl Janmaat | S3 | WR | Reiss Nelson |
| Manager | Manager | ||||
| Quique Flores | Unai Emery | ||||