Denise Dowse, actress on 'Beverly Hills, 90210' and 'Insecure' is dead at 64

• Denise Dowse died on Saturday at 64, an Instagram post from her sister confirmed.

• Dowse was known for her roles on "Beverly Hills, 90210" and "Insecure."

• Dowse's sister announced Thursday the actress was in a coma as a result of meningitis.

Denise Dowse, best known for her role as Yvonne Teasley on "Beverly Hills, 90210" and Rhonda Pine on "Insecure" has died at the age of 64, her sister Tracey Dowse confirmed on her Instagram Saturday.

"Denise Yvonne Dowse was the most amazing sister, a consummate, illustrious actress, mentor and director," Tracey Dowse wrote on Instagram. "She was my very best friend and final family member. Denise loved all of you. I know that she is watching over us with all the love she has."

Dowse's sister requested prayers on Sunday after announcing that the actress had been admitted to a hospital with a coma, caused by a "virulent form of meningitis."

After her hospitalization announcement, co-stars like Yvonne Orji from "Insecure" to Jill Marie-Jones, who acted alongside Dowse while she guest-starred on "Girlfriends," took to social media to offer words of support for the actress.

After the announcement of her passing, Ian Ziering, who acted alongside Dowse on "90210" shared a lengthy Instagram comment reminiscing about their time on the show.

"Throughout all my years working on Beverly Hills 90210, my scenes with Denise will always be remembered with the utmost in respect for her talent, and fondness for the loving soul she was," Ziering wrote. "Some of my heartiest off camera laughs were between she and I hammering out the the discipline her Mrs. Teasley would dish out to my Steve Sanders."

"General Hospital" actress Sonya Eddy commented that Dowse was one of her "favorite people."

"One of the most giving, loving and gentle people I've met," Eddy wrote.

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