What actors and actresses appeared in Father Xmas - 2001?

You're likely thinking of the 2001 television movie titled "Father Christmas", not "Father Xmas". The main cast includes:

* Sir Derek Jacobi as Father Christmas

* David Bradley as Nicholas

* Joanna Scanlan as Sarah

* Marc Warren as Jamie

* Celia Imrie as Mrs. Claus

* Roger Lloyd-Pack as The Postmaster

There's also a young actor, Harry Eden, in a key role as Charlie.