The coupledated from 1992 to 1997 and began dating again in 2005 and announced their engagement the following year.
"Nicollette Sheridan and Michael Bolton have amicably ended their engagement," Nicole Perna, Sheridan's publicist, told People.com. "They appreciate your respect for their privacy in this matter."
Sheridan is best known for her roles on the TV shows "Desperate Housewives" and "Knots Landing."
Bolton is a Grammy Award-winning U.S. singer and songwriter.
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