K. Callan (born Katherine Elizabeth Borman; 1936) is an American author and actress known for playing Clark Kent’s mother Martha in the ABC television series Lois & Clark: The New Adventures of Superman.
Born in Dallas, Texas she first appeared on television in an episode of Route 66 that happened to be shooting in Dallas. She resumed her on-camera career in 1970, having guest-starring roles on One Day at a Time, St. Elsewhere, Carnivàle, JAG, Coach and King of the Hill. She played a key role in the Emmy Award-winning episode “Cousin Liz” of All in the Family and portrayed the mother of April Stevens Ewing in several episodes of the penultimate season of Dallas. She played Daisy LaRue in the TV show Meet the Browns and appeared as Mrs. Monroe, Gabe Duncan’s teacher, in Good Luck Charlie. She also appeared in the third-season finale of Desperate Housewives as Ilene Britt, the mother of Edie Britt (Nicollette Sheridan), and has portrayed Lily’s maternal grandmother on several episodes of How I Met Your Mother. She played the part of Charlie (as an elderly woman) in Heroes for one episode.
She appeared in the films Joe (1970), The Onion Field, (1979), A Touch of Class (1973), American Gigolo (1980), A Change of Seasons (1980) and Fast-Walking (1982), as well as the television adaptation of the Lanford Wilson play The Rimers of Eldritch.
She has written several books, including The Script Is Finished, Now What Do I Do?, Directing your directing career, and How to Sell Yourself as an Actor.
Callan was married to and divorced from author James Ruskin Callan. The couple had three children, James Callan, Kelly Callan, and Kristi Callan.