Conor Coady has joined Everton from Wolves, becoming Frank Lampard's fourth addition of the window.
Seamer Thompson, who took two wickets on his tournament debut at the Oval last week, followed that up with a remarkable four for 21 from 20 balls.
Andrea Spendolini-Sirieix claimed her second gold in the mixed synchronised 10m platform.
Golfing legend Gary Player says he has taken action to recover trophies and memorabilia that he claims have been put up for auction.