Winger Drenthe and midfielder Williams are back in training after recovering from foot injuries and manager Nigel Adkins will decide whether they are fit enough to be involved.
Midfielder Mikele Leigertwood played for the Royals' Under-21s this week, his first match action since a summer ankle op, but he is some way from a return to the first team.
- Sports & Recreation
- Nigel Adkins
- Wayne Bridge