David Gail — a soap opera star who acted in several episodes of “Beverly Hills, 90210” has died … according to his sister.

The actor’s sister, Katie Colmenares, shared the tragic news on Instagram Saturday … saying she’d “hold you so tight every day in my heart” and she’d miss him “every second of every day forever” — she did not give a cause of death.

Peter Ferriero, host of a “Beverly Hills, 90210” rewatch podcast confirmed the death as well.

Gail’s got numerous credits — including seven appearances as ‘BH: 90210’ where he played Shannen Doherty‘s character’s fiancé, Stuart Carson — but he’s best known for his work in the soap opera world.

David appeared on 216 episodes of the “General Hospital” spin-off Port Charles where he played Dr. Joe Scanlon #2, according to IMDb.

A few of Gail’s other credits … “Matlock,” “Murder, She Wrote,” “The Round Table,” “Doogie Howser, M.D.,” “Perfect Opposites” and “Growing Pains.” He even starred alongside Bradley Cooper in the 2002 rom-com “Bending All The Rules.”

Gail was 58.