Anna Kendrick and Jeremy Jordan sang 11 of the 14 songs live, in multiple takes, due to camera set ups. "If I Didn't Believe in You" is shot in one continuous camera move. Jeremy Jordan sang the song 14 times straight through. Anna Kendrick sang "Still Hurting" 17 times over five camera set-ups.
Loosely based on composer Jason Robert Brown's relationship with his first wife.
In the original version of "I Can Do Better Than That", Cathy says the guy she met was someone "who you might say looked like Tom Cruise." Since the 2013 off-Broadway revival, it was changed to "with some very well-placed tattoos", since Jason Robert Brown figured Tom Cruise was not exactly someone who fit the description of handsomeness anymore.
The actress who plays the former stripper is Betsy Wolfe, who played the role of Cathy in the 2013 Off-Broadway revival of the stage musical.
The receptionist at random house is played by Jeremy Jordan's wife, Ashley Spencer.