Jas Waters Death: 'This Is Us' Cast Pay Tribute to Writer Dead at 39

Tributes have been pouring in following the death of television writer Jas Waters who has died at the age of 39.

Water's death was due to unknown causes, as announced per Twitter on Wednesday night.

The poignant statement from the @ThisIsUsWriters on Twitter read: "The entire #ThisIsUs family was devastated to learn of Jas Waters passing.

"In our time together, Jas left her mark on us and ALL over the show. She was a brilliant storyteller and a force of nature. We send our deepest sympathies to her loved ones. She was one of us. RIP @JasFly."

The Illinois-born writer also worked as an entertainment journalist and blogger before entering the world of TV writing.

She worked on Comedy Central series Hood Adjacent With James Davis and The Breaks on VH1 before she joined the This Is Us writers room in 2017.

Some of her other recent projects included working on the Jim Carrey Showtime drama Kidding and 2019 Taraji P Henson romcom What Men Want.

A number of cast and crew from This is Us have paid tribute to the late writer, with Mandy Moore, who plays Rebecca Pearson tweeting: "Sending love and light to @JasFly's family and loved ones."

Creator Dan Fogelman wrote: "This news took my breath away. Jas was absolutely brilliant and had so many stories still to tell. She made an indelible mark on our show and my heart breaks for her loved ones. RIP @JasFly."

Kate Pearson star Chrissy Metz tweeted: "We were graced with @JasFly on the show as a fantastic writer but to know her and her beautiful spirit was to love her. I am praying for your beautiful transition, Jas. May it be full of love, light and peace. Thank you for the time we shared, your fearlessness and inspiration."

Fellow writer Ashley Nicole Black tweeted: "Sending love to everyone who knew Jas Waters. She was one of those people who was a source of light that just drew you in. I know people are hurting today. Let's take care of each other."

Insecure actress and writer Issa Rae added: "I'll never forget being so excited to get an interview w/ @JasFly for Necole Bitchie back when I was working on ABG. I could feel her warmth through the phone. Over the years, I got to know & appreciate her even more. She was so generous, beautiful and REAL. I'll miss you, girl."

Glee star Amber Riley also offered her condolences on Twitter, posting: "I can't believe I woke up to hearing you are gone @JasFly. You inspired me so much and challenged my thinking also. I truly admired you as a writer and just as a black woman. We never got to work together like we wanted, but I'm so glad to have known you. #RIPJasFly."