Linda Porter was an American actress perhaps best known for her role (appearing in 35 episodes) as elderly sales associate Myrtle in the NBC television sitcom series Superstore.
Twins
Role(s): Painter
Uncross the Stars
Role(s): Phyllis
When Billie Beat Bobby
Role(s): Old Woman
The Mating Habits of the Earthbound Human
Role(s): The Wise Old Woman
Love's Routine
Role(s): Margie