<p><br /> They may have held a party to launch Coronation Street's 50th anniversary, but the cast admit they are still in the dark about the explosive storylines that will mark the soap's milestone.<br /> </p><p><br /> "We know there's a tram crash, but we don't know who's in it, or when it's going to be," said Vicky Entwistle who plays Janice Battersby.<br /> </p><p><br /> Corrie producers have revealed that along with a major accident which affects the lives of many characters, there will be a birth, a marriage, a fire and at least three deaths over the coming months, plus a special live episode. ITV are also employing new measures in a bid to prevent leaks.<br /> </p><p><br /> "We don't read the other people's parts. I've never known such secrecy," said William Roache who plays Ken Barlow.<br /> </p><p><br /> Jane Danson aka Leanne Battersby added: "At the moment we're just getting scripts that involve our own characters."<br /> </p><p><br /> "We've all been working very long hours into the night. Picking up each script is like picking up a feature film. Every script is a massive chain of events," she said.<br /> </p>
