Background and career
Spencer Karen Grammer (born October 9, 1983) is an American actress best known for her roles as the voice of Summer Smith in the Adult Swim animated science-fiction series Rick and Morty and as Casey Cartwright in the ABC Family college comedy-drama series Greek.
Spencer Grammer was born in Los Angeles, California. She is the daughter of actor Kelsey Grammer and Doreen Alderman, and was named after her paternal aunt, Karen, who was murdered in 1975. She has six paternal half-siblings: three half-sisters (the actress Greer Grammer, Mason, and Faith) and three half-brothers (Jude, Gabriel, and James). She also has a maternal half-sister named Madison. She attended Marymount Manhattan College in New York City.
Grammer's first role was as a child, appearing uncredited on the show Cheers, in which her father Kelsey Grammer starred. At 19 years old, she starred in the play Birdy's Bachelorette Party in the role of Birdy for five weeks at The Culture Club in New York City. Grammer played the female lead, Casey Cartwright, in the ABC Family series Greek. The show followed the life of a sister (Grammer) and her brother, Rusty Cartwright, played by Jacob Zachar, as they navigate college and life within the world of the Greek system fraternities and sororities in a midwestern Ohio college town. In 2013, Grammer starred opposite Blair Underwood in Ironside, the remake of the popular 1960s television series of the same name. The show was canceled after three episodes aired. Since 2013, she has also voiced the character of Summer Smith on the Adult Swim animated science fiction series Rick and Morty. Grammer is the lead vocalist for the band Belle and Chain.
Grammer married James Hesketh, a firefighter, on February 11, 2011. In October 2011, she gave birth to their son, Emmett. In November 2017, James Hesketh filed for divorce from Grammer. Grammer survived being stabbed in July 2020, while trying to break up a fight.
Sources
Net-worth figure: Celebrity Net Worth (October 2026), in USD. Biography and career facts: the person's Wikipedia article and linked reporting. Snapshot date for all StarWorth figures: 28 October 2026.
