“Kristoff St. John, star of the long-running soap opera ‘Young and the Restless,’ was found dead Sunday … TMZ has learned.

“Law enforcement sources tell us one of Kristoff’s friends went to check on him at the actor’s home in San Fernando Valley, and found his body.

“Police and paramedics were alerted and responded to the house. We’re told Kristoff was pronounced dead on the scene.

“We’re told there was no sign of foul play, however one source says alcohol might have played a role.

“Kristoff has played Neil Winters on ‘Y&R’ since 1991 — a role that earned him 9 Daytime Emmy Award nominations. He also won 10 NAACP Image Awards.”

Read more at TMZ