Lawrence Dallaglio and Scott Gibbs will lead two all star casts as some of rugby’s biggest names are reunited at Twickenham this tomorrow.

They are among 20 international players from six countries who will join services rugby’s top brass to raise £1m for the Help for Heroes fund for the care and rehabilitation of injured British service personnel who have served in Iraq and Afghanistan.

Joining Dallaglio in the Help for Heroes XV are fellow World Cup winners Martin Johnson, Jason Robinson, Will Greenwood, Richard Hill, Mark Regan and Dan Luger and Great Britain rugby league legend Martin Offiah.

Also throwing their considerable weight behind the cause are former Scotland captain Gordon Bullock and Samoan powerhouse Zak Feaunati, who line up alongside Gibbs in the International XV.

The Help for Heroes charity match takes place at Twickenham Stadium this Saturday, September 20 (kick off 2.30pm).

Help for Heroes XV 15. Mal Roberts (Army) 14. Mark Odejobi (London Wasps) 13. Will Greenwood (England) 12. Jason Robinson (England) 11. Dan Luger (England) 10. Alex Goode (Saracens) 9. Joe Simpson (London Wasps) 1. Nathan Catt (Bath Rugby) 2. Mark Regan (Bristol Rugby, England) 3. Tom Mercey (Saracens) 4. Rob Sugden (Army) 5. Scott Hobson (Bath Rugby) 6. Matthew Cornish (Royal Air Force) 7. Richard Hill (England) 8. Lawrence Dallaglio (England, captain) Replacements 16. Martin Johnson (England) 17. Tom O’Keeffe (Royal Marines) 18. Richard Matthews (Royal Air Force) 19. Paul Volley (London Scottish) 20. Martin Offiah (Wigan Warriors, Great Britain RL) 21. Dave Pascoe (Royal Navy) 22. Dominic Shabbo (London Irish) 23. Gareth Leonard (Royal Air Force) 24. Henry Barratt (London Wasps)

International XV 15. Justin Bishop (Doncaster Knights, Ireland) 14. Kristian Phillips (Ospreys) 13. Angelo Flammia (Royal Air Force) 12. Scott Gibbs (Ospreys, Wales, captain) 11. Kenny Logan (London Wasps, Scotland) 10. Rhys Priestland (Llanelli Scarlets) 9. Guy Easterby (Otley, Ireland) 1. David Hilton (Bristol) 2. Gordon Bulloch (West of Scotland, Scotland) 3. Darren Morris (Worcester Warriors, Wales) 4. Gareth Llewellyn (Wales) 5. Howard Parr (Royal Air Force) 6. Dafydd Jones (Llanelli Scarlets, Wales) 7. Colin Charvis (Newport-Gwent Dragons, Wales) 8. Joe Kava (Army) Replacements 16. Shane Byrne (Saracens, Wales) 17. Shaun Ruwers (Worcester Warriors) 18. Marsh Cormack (Royal Navy) 19. Mark Lee (Army) 20. Zak Feaunati (Bath, Samoa) 21. Micky Young (Newcastle Falcons) 22. Matt Rhodes (Royal Marines) 23. Dafydd Hewitt (Cardiff Blues) 24. Jonah Lomu (North Harbour, New Zealand)

Tickets for the Help for Heroes Challenge match are available in advance from Ticketmaster (0844 847 2492 or www.ticketmaster.co.uk) until 12noon on Friday September 19 and are priced from £20 for adults and £10 for juniors. Tickets will also be available on the day from the South Stand ticket office.