Calloween?

I wonder if this is what ex-League of Gentlemen TV horror impresarios would like to rename Christmas. Mark Gatiss cast Simon Callow in his Christmas ghost story The Dead Room, and now he’s in the Inside No. 9 special tonight. But then he is ‘The Man Who Played Dickens’, notably in Gatiss’ first Doctor Who TV episode, ‘The Unquiet Dead’…