| Club | League | Years |
|---|---|---|
| Sunderland | Premier League | 2007–2009 |
| Reading | Premier League | 2007 |
| Sheffield United | Premier League | 2008–2009 |
| Wolves | Premier League | 2009–2011 |
| Nottingham Forest | Premier League | 2012–2015 |
| Brighton | Premier League | 2014–2015 |
| Cardiff City | Premier League | 2017–2018 |
Only the clubs in the game are in the data; spells at other clubs, loans and youth years may be missing.
Which club pairs is Greg Halford an answer for?
In Who Played Both, if two of these clubs meet, Greg Halford is one of the right answers.
- Nottingham Forest – Sheffield United 53 players
- Brighton – Reading 49 players
- Sheffield United – Wolves 48 players
- Nottingham Forest – Sunderland 42 players
- Sheffield United – Sunderland 37 players
- Reading – Wolves 36 players
- Brighton – Sheffield United 35 players
- Nottingham Forest – Reading 33 players
- Cardiff City – Reading 33 players
- Brighton – Nottingham Forest 33 players
- Sunderland – Wolves 32 players
- Nottingham Forest – Wolves 32 players
- Cardiff City – Wolves 32 players
- Cardiff City – Sheffield United 30 players
- Reading – Sunderland 29 players
Source: Wikidata (CC0), Wikipedia club articles and player infoboxes (years at each club). Youth spells and appearances that look unplayed are left out; volunteer-kept records can contain gaps or errors.
