Introduced by Harry Carpenter including tonight
The Greyhound TV Trophy from Walthamstow Stadium
On the 20th anniversary of this prestige long-distance event, first run in 1958, BBC outside broadcast cameras bring you live coverage of tonight's three heats. At speeds approaching 40 mph, two greyhounds from each heat will qualify for the Final in two weeks. Commentator HARRY CARPENTER They're Off!
To welcome the new Flat Racing season, which gets under way on Saturday, JULIAN WILSON visits the stables of The Queen's trainers, DICK HERN and IAN BALDING; and Lord Porchester, her racing manager, talks about the Royal horses including Dunfermline, winner of two Classics last season.
Greyhound TV presentation ALEC WEEKS Racing film director BOB ABRAHAMS Producer JOHN PHILIPS
Editor JONATHAN MARTIN