Love Actually director Richard Curtis has said he feels “a bit stupid” about parts of his 2003 Christmas rom-com, including its lack of diversity.

Curtis admitted elements of the movie are now “bound to feel out of date”.

The British filmmaker added that many people’s ongoing love for his film was “really touching”, however.

Curtis made the remarks on The Laughter & Secrets of Love Actually: 20 Years Later, a one-hour special broadcast on US TV channel ABC.

He appeared on the programme alongside stars Hugh Grant, Dame Emma Thompson and Bill Nighy, as well as Laura Linney and Thomas Brodie-Sangster.

Asked by anchor Diane Sawyer if there were any elements of the film that “made you wince”, Curtis replied: “There are things that you would change, but thank God...