Brennan guest-starred on two Murder, She Wrote episodes, "Old Habits Die Hard" (1987) and "Dear Deadly" (1994), and in 1987, she also appeared in the Magnum, P.I. episode "The Love That Lies".
Brennan gæstespillede i to afsnit af Hun så et mord, "Old Habits Die Hard" (1987) og "Dear Deadly" (1994) og 1987, hun også optrådte i en Magnum afsnit, "The Love That Lies."