British actress Mya-Lecia Naylor, a rising star who appeared in Cloud Atlas and Millie Inbetween has died. She was 16.

Naylor died on April 7 after she collapsed.

“It is with the deepest sorrow we have to announce that on Sunday 7th April Mya-Lecia Naylor, very sadly, died” reported A&J Management. “Mya-Lecia was hugely talented and a big part of A&J, we will miss her greatly. Our love and thoughts are with all her family and friends at this difficult time.”

Tributes have poured in from fans, friends, and castmates alike.

Emily Atack, who starred with Naylor in Almost Never, said she was a “beautiful and talented girl” who was “a complete joy to be around.”

Game of Thrones star Nathalie Emmanuel tweeted, “Very sad to hear the tragic news of Mya-Lecia Naylor’s passing,” wrote Emmanuel. “She was a part of the @aj_management family who represent me in the UK. Although I did not know her personally, I wanted to send my condolences to her family, friends and colleagues at this difficult time.”