Pakistan, Aug. 18 -- Hayden Panettiere's death has left Hollywood in deep sadness, with friends and former costars now sharing emotional messages for the actress.

Hayden died on August 16 at the age of 36 as her family shared the news and asked for privacy as they deal with the loss.

Soon after, stars who knew Hayden started pouring tributes for her.

Selma Blair left a heartbreaking message under Hayden's final Instagram post, writing: "I love you. Don't be gone. Don't be gone. Please."

Viola Davis, who worked with Hayden in Custody, called her "an amazing talent." She remembered Hayden as a very kind person with a deep heart and said she wished people had more time with her.

Bethany Joy Lenz, who knew Hayden from Guiding Light, shar...