It is Christmas Eve and seven years since Ebenezer ... humbug' - until an apparition walks through the door. It is the ghost of Jacob Marley. Listen to the episode and identify key moments where ...

"I love Christmas ghost stories," says Éanna Hardwicke, 28, who has also appeared in A Very Royal Scandal. "At this time of year we're closer to the mystic or the supernatural." ‘In the period ...