Actress Donna Mills played the infamous villain Abby Fairgate Cunningham Ewing Sumner on the CBS primetime soap opera Knots ...

“And David Jacobs, the one who created both Dallas and Knots Landing, called me and said, ‘We've been looking for Gary Ewing for you and we're really kind of interested in Ted Shackelfor ...

Valene first appeared on Dallas — the show Knots Landing spun-off from — in 1978, in a guest spot. David Ackroyd played Gary, the middle son of the Ewing family, and Charlene Tilton played their ...