Joan Van Ark

Joan Van Ark (born June 16, 1943) is an American actress, most notable for her role as Valene Ewing, which she originated on the CBS hit series Dallas and continued for thirteen seasons on its long-running spin-off, Knots Landing. Van Ark has also received a Theatre World Award and been nominated for a Tony Award for her stage work. Description above from the Wikipedia article Joan Van Ark, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Cast

Frogs
Karen Crockett

The Last Dinosaur
Francesca Banks

Tornado Warning
Mayor McAnders

Big Rose
Nina

Held for Ransom
Nancy Donavan
A Mother's Deception
Nora McGill

Joan Rivers and Friends Salute Heidi Abromowitz
Joan Van Ark

Tainted Blood
Mrs. Drew

Menu for Murder
Julia Alberts

Night of 100 Stars III
Self

Red Flag: The Ultimate Game
Marie Rivers
Shakedown on the Sunset Strip
Brenda Allen

Watercolor Postcards
Momma

Night of 100 Stars II
Self

The Judge and Jake Wyler
Alicia Dodd

Always Remember I Love You
Martha Mendham
Diamond Zero
The Hemingway Diamond

My First Love
Claire Thomas

Loyal Opposition
Vice President Elizabeth Lane

When the Dark Man Calls
Julianne Kaiser

Psycho Wedding Crasher
Aunt Daisy

Net Games
Dr. Klein

Cyrano
Roxanne (voice)

Channels
Megan Phillips

The Rules of the Game
Silvia Gala

Shell Game
Shirley

In the Shadows, Someone's Watching
Unknown

Terror on Track 9
Leslie Renner

It's the Pied Piper, Charlie Brown
Secretary (voice)

The Last of the Mohicans
Cora Munro (voice)

UP, Michigan!
Deborah Michaels

Happy 100th Birthday, Hollywood
Self
Boys Will Be Boys
Susan Cooper
All Star Party for Clint Eastwood
Self