Parks will make his debut at fly half, partnering Richie Rees, with Chris Czekaj retaining his place at full back and Casey Laulala partnering Tom Shanklin at centre.
The Amlin Cup back row of Rush, Williams and Molitika are back in action while Captain Paul Tito is partnered by Bradley Davies. There is a young front row with Scott Andrews, Rhys Williams and Tom Davies all given run outs.
The Blues Supporters Quarter will host a fun packed Summer Party at the match and is located in the concourse area behind the Canton Stand and open to all from 6pm with the match kicking off at 7.30pm.
Tickets for the Blues v Dragons match, priced at Adults: £10 Juniors: £5, are still available and can be purchased through the Cardiff City Stadium Ticket Office 08453451400 www.cardiffblues.com/tickets.
15. Chris Czekaj 14. Leigh Halfpenny 13. Casey Laulala 12. Tom Shanklin 11. Tom James 10. Dan Parks 9. Richie Rees
8. Xavier Rush 7. Martyn Williams 6. Maama Molitika 5. Paul Tito (c) 4. Bradley Davies 3. Scott Andrews 2. Rhys Williams 1. Tom Davies
Replacements16. Sam Hobbs 17. Kristian Dacey 18. John Yapp19. Deiniol Jones 20. James Down 21. Tom Brown 22. Michael Paterson 23. Sam Warburton 24. Lloyd Williams 25. Ceri Sweeney 26. Gavin Evans 27. Richard Mustoe