Enola Holmes 3 is happening, and the full mystery-solving squad is returning for another high-stakes sleuthing adventure. Production has kicked off in the U.K., and it brings back Millie Bobby Brown ,

Mary Parent, Ali Mendes, and Alex Garcia are producing Enola Holmes 3 for Legendary Entertainment, with Millie Bobby Brown and Bobby Brown producing for Brown’s production company PCMA Productions. Jake Bongiovi and Isobel Richards will executive produce for PCMA.

Helena Bonham Carter is also among the cast returning for the threequel, now in production for the streaming giant.