He is best known as the co-writer, with Ed Rush, of the song "Plastic Jesus",[3][4] though he went on to record three albums of solo guitar music in the 1970s and 1980s.
[6] His music has been featured on the soundtracks of many films, including the Coen brothers' Inside Llewyn Davis.
The audience responded enthusiastically, and the duo played five encores, closing with "Plastic Jesus".
In 2014, Cromarty was co-nominated for a Golden Globe Award for Best Original Song for "Please Mr. Kennedy," from Inside Llewyn Davis.
His co-nominees were Ed Rush, T Bone Burnett, Justin Timberlake, and Joel and Ethan Coen.