who plays carl's grandma on mike and molly
Cleo King In 2010, King was cast in the series regular role as grandmother, Rosetta McMillan "Nana", in the CBS sitcom Mike & Molly, even though she is only 7 years older than Reno Wilson (who plays her grandson, Carl).[3]
Elinor Donahue Mary Eleanor Donahue (born April 19, 1937), credited as Elinor Donahue, is an American actress, best remembered today for playing the role of Betty Anderson, the eldest child of Robert Young and Jane Wyatt, on the 1950s American sitcom Father Knows Best.