Her first entertainment industry job was as sitcom storywriter and editor for Witt/Thomas/Harris Productions.
For her work on the film she received, along with co-writer Lawrence Kasdan, the Writers Guild of America Award for Best Original Screenplay in 1984.
In his two-star review of Men Don't Leave, Roger Ebert speculated that Benedek's screenplay started out "a good deal more realistic and honest," but that it was subject to detrimental revisions in the filmmaking process.
Only Barbara Benedek, the sole woman writer in the group, got the voice of Edward down by creating a Donald Trump-style executive with a vulnerable side.
Due to similarities to the 1954 film, producer Scott Rudin suggested adapting that story instead.