She was surrounded by family and friends, actress and acting coach Myra Turley told the news outlet.
On “Fridays,” Kemp was a fellow cast member of Larry David and Michael Richards, who went on to greater fame with “Seinfeld.”
On “AfterMASH,” Kemp starred along with actors from the original “MASH” series, including Jamie Farr, Harry Morgan and William Christopher.
Kemp also made appearances on such shows as “Remington Steel,” “The Wonder Years” and “ER” in the 1980s and 1990s, according to the Reporter.
She was a native of Palo Alto, Calif., and later earned a drama degree at nearby Stanford University.
Kemp was diagnosed with glioblastoma last December at age 75. It was unclear how long ago she contracted COVID-19.