Helena Bonham Carter says The Crown should stress to viewers it's a drama

Actor who plays Princess Margaret adds her voice to calls for Netflix to add a disclaimer

Helena Bonham Carter has said The Crown has a moral responsibility" to tell viewers that it is a drama, rather than historical fact, in the wake of calls for a health warning" for people watching the series.

The actor, who played Princess Margaret in series three and four of the Netflix hit drama, told an official podcast for the show that there was an important distinction between our version", and the real version".