Mellis missed the goalless home draw against Doncaster before the international break, but is fit again and could go straight back into the starting line-up.
Luke Steele remains sidelined due to a back injury, so on-loan Stoke goalkeeper Jack Butland will retain his place and defender Peter Ramage is still struggling with the thigh injury that has ruled him out of the last four matches.
Teenage midfielder Paul Digby could return to the substitutes' bench following his return from international duty with the England Under-19s squad.
- Sports & Recreation
- Jack Butland
- Peter Ramage