At the age of 17, Roberta Wallach kickstarted her acting career. She also appeared in the TV movie "Running Out" (CBS, 1982-83). She also was featured in the miniseries "Family Reunion" (1981-82). She appeared in a number of television specials, including "Land of Hope" (CBS, 1975-76) and "Hollywood High" (NBC, 1976-77). She also took on a few movie roles at the time, appearing in "The Effect of Gamma Rays on Man-in-the-Moon Marigolds" (1972), "FM" (1978) and "The Hollywood Knights" (1980). In the eighties and the nineties, Wallach devoted her time to various credits, such as "The Royal Romance of Charles and Diana" (CBS, 1982-83), "The Lie of the Land" (1985) and "Partisans of Vilna" (1986). She also worked on "Le Big Bang" (1987) starring David L Lander, "Seven Women - Seven Sins" (1987) starring Evelyne Didi and "Law & Order" (NBC, 1990-2010). Wallach also appeared in "Ted & Venus" (1991) with Bud Cort and the Robert Wuhl comedy "Mistress" (1992). Wallach most recently acted in the Nicole Kidman dramatic adaptation "Rabbit Hole" (2010).