Emmerdale's Mark Charnock and Coronation Street's Jack P Shepherd go head-to-head on Monday's The Big Soap Quiz special as the ITV soap stars are quizzed about the biggest storylines of the year. Joining Mark, 53, who plays Marlon Dingle, is Faith Dingle star Sally Dexter and Ethan Anderson star Emile John as they make up team Emmerdale.