Hecht has made appearances in numerous television series, such as "Dickinson", "Bored to Death", "Red Oaks", "Jessica Jones", "The Loudest Voice", and "Succession". In 2020, she played Sonya Barzel on "The Sinner" and was nominated for an Emmy in 2019 for her role as Karen in the Netflix series "Special". Hecht is known for her roles as Gretchen Schwartz on "Breaking Bad" (in 5 episodes) and Susan Bunch, the wife of Ross Geller's ex-wife, Carol Willick on "Friends" (in 12 episodes). She was also a featured cast member in the Jonathan Silverman sitcom "The Single Guy".