Hollywood's longest married couple Bonnie Bartlett, 96, and William Daniels, 99, finally speak out on 'open marriage'

'Boy Meets World' Star William Daniels Celebrates His 99th Birthday, Dedicates a Sweet Message to Fans

'Boy Meets World' Star William Daniels, AKA Mr. Feeny, Celebrates 99th Birthday

Beloved Actor William Daniels, Known for Role as Mr. Feeny, Turns 99 Years Old, Joking: 'Who Wants to Be 100?'