'Downton Abbey: A New Era' trailer shows family secrets and Hollywood movie stars galore

The French Riviera, movie stars, romance, and family secrets. That's what Downton Abbey: A New Era has in store for us according to a brand new trailer.

The film is written by Downton creator Julian Fellowes and directed by My Week with Marilyn director Simon Curtis, who happens to be married to Elizabeth McGovern (Lady...