[3] She worked as an editor at Dell Publishing and Bantam Books, and as a literary agent with the Ziegler Diskant Agency,[6] where she represented screenwriters including Robert Towne and William Goldman.

[7] Nasatir became a story editor at United Artists (UA) in 1974,[8] with the title of vice-president of West Coast Development.

[7] She produced a number of television movies, including Stormy Weathers (1992), The Spider and the Fly (1994), The Courtyard (1995), The Ultimate Lie (1996), A Match Made in Heaven (1997), She made two on-screen film cameos, in Heart Beat (1980) and The Mummy: Tomb of the Dragon Emperor (2008),[17] and appeared in several documentaries, including The Big Chill: A Reunion (1999), The Human Face of Big Data (2014), Reel Herstory: The Real Story of Reel Women (2014), A Classy Broad: Marcia's Adventures in Hollywood (2016),[18] and What She Said: The Art of Pauline Kael (2018).

In 2008, Nasatir found a new audience on YouTube, in Reel Geezers, a film criticism web series, co-starring with her friend, screenwriter Lorenzo Semple Jr.[17] From 2013 to 2017, she served on the board of the SAG-AFTRA Foundation.

[5][15] Her papers are archived in the Margaret Herrick Library, Academy of Motion Picture Arts and Sciences.