Reading include former Didcot manager Ady Williams, his BBC Berkshire Radio colleague Mick Gooding and Sky Sports reporter Kevin Watson.
Also lined-up to play are Phil Brown, Stuart Beavon (senior), John Mackie, Michael Gilkes, Glen Little, Neville Roach, Simon Osborn and Keith Scott.
Beavon's son, also named Stuart, is expected to make a short appearance for the home team.
He plays for League 2 champions Burton Albion and was in the Didcot team that won the FA Vase 10 years ago.a
Several others from that 2005 team are expected to play for Didcot,
Admission to the Loop Meadow ground is £5 for adults, £1 for under-16s, with a special programme at £2.
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