Cast members have gathered in the U.K. as production gets underway. Here's what you need to know about the next installment.

Enola Holmes 3' has entered production, with Millie Bobby Brown, Henry Cavill and Helena Bonham-Carter among the stars lined up to return.

The film is directed by Philip Barantini, the filmmaker who most recently helmed Netflix’s breakout hit series “Adolescence.” Meanwhile, Jack Thorne, who wrote the first two “Enola Holmes” films, returns to pen the third, once again based on “The Enola Holmes Mysteries” by Nancy Springer.