Hollie RichardsonCasualty 24/7: Every Second Counts8pm, Channel 5The big red phone never stops ringing at Barnsley A&E, as cameras follow ward sister Jo. Graeme VirtueGuy Montgomery’s Guy Mont-Spelling Bee10pm, BBC ThreeView image in fullscreen The final word … Guy Montgomery’s Guy Mont-Spelling Bee. Photograph: BBC/Kevin & Co/James GourleySelf-effacing speller Tom Walker is back to defend his title in the second series of Montgomery’s charmingly 70s-esque gameshow. HRLive sportThe Hundred Cricket: Trent Rockets Women v Birmingham Phoenix Women 2.45pm, BBC Two. Followed by Trent Rockets Men v Birmingham Phoenix Men at 6pm.