Mitzi McCall, the delightful actress and sitcom writer who partnered with her husband, Charlie Brill, in a sketch comedy act that famously floundered between sets by The Beatles on The Ed Sullivan Show, has died. She was 93.

McCall died Thursday at Providence Saint Joseph Medical Center in Burbank, her family announced.

The pint-sized Pittsburgh native also played the dry cleaner’s wife who wears a fur coat owned by Jerry’s mom on the 1994 Seinfeld episode “The Secretary,” and she was the mother of Carol Leifer’s optometrist character on the 1997-98 WB sitcom Alright Already.

McCall had a thriving career as a voiceover artist; she played Mother Goose on Mother Goose and Grimm and worked on other animated projects including The Pebbles and Bamm-Bamm Show, Paw Paws, Darkwing Duck, Yo Yogi! and Ice Age (2002).

And she wrote for shows including 13 Queens Boulevard, Eight Is Enough, One Day at a Time,...