Small Wonder

Imps*

Herndon

Class Reunion

Magnum, P.I.

Diff'rent Strokes

The Incredible Hulk

Soap

Charlie's Angels

Jim, the World's Greatest

Happy Days

Marla Lynn Pennington (born March 5, 1954) is an American former actress. She is best known for her role as Joan Anderson Lawson on Small Wonder, her last acting role to date.
Her other television credits include Soap, Diff'rent Strokes, Magnum, P.I., Charlie's Angels, Happy Days, The Incredible Hulk, and General Hospital. Pennington's film credits include National Lampoon's Class Reunion, and The Day of the Locust.
While Small Wonder was her last acting role, she appeared in a brief reunion with her co-stars on The Morning Show with Mike and Juliet on January 14, 2009. She provided commentary to the Small Wonder season 1 DVD set, released in February 2010.
In 1988, Pennington married entertainment lawyer Tom Rowan, son of comedian Dan Rowan (of Rowan and Martin fame) with whom she had a son, Dan, and a daughter, Kat. Upon Small Wonder ending in 1989, she retired from acting to devote time to her family. Rowan died in 2021, leaving Pennington a widow.

