Model Dayle Haddon died in a suspected carbon monoxide leak at the Bucks County home of her son-in-law, Hallmark movie star Marc Blucas, officials said.

The model, author and actress Dayle Haddon died Friday after a suspected carbon monoxide leak at a Pennsylvania home. She was 76.

Dayle Haddon has died at the Pennsylvania home of her daughter, journalist Ryan Haddon, and son-in-law, actor Marc Blucas, officials said.

Dayle Haddon, the only model to have had four major cosmetics contracts, died Friday. Haddon died and an unidentified 76-year-old individual was hospitalized due to a carbon monoxide leak in Buck’s County,

Dayle Haddon has died from suspected carbon monoxide poisoning in what appears to be a tragic freak accident at the home of her son-in-law, Buffy the Vampire Slayer actor Marc Blucas. CBS News reports that the Canadian actress and supermodel,