Caroline Margaret McWilliams (April 4, 1945 – February 11, 2010) was an American actress, best known for her portrayal of Marcy Hill in the television series Benson.

She also had a recurring role on Beverly Hills, 90210 playing the mother of Jamie Walters' character, Ray Pruit.

She portrayed a prostitute who helped an immigrant stay in the country by marrying him for money on Barney Miller in 1977.

She remained on Benson until 1981; the storyline stated that her character was departing to move away with her husband (her fiancé-turned-husband on the show having been played by Ted Danson).

She also appeared in numerous made-for-television movies, including The Death of Ocean View Park (1979), Rage!