Natalie Wood's first movie in three years. It could have been her comeback, but she did not capitalize on its success at all. Shot in the fall of 1968, this would be Wood's last acting job for almost five years, until the summer of 1973, when she worked on a made-for-television film called The Affair (1973). She didn't make another feature until Peeper (1975), a gap of six years. Wood more or less retired after Penelope (1966), when she was just 28.
Donald F. Muhich, who played Alice Henderson's therapist, was director Paul Mazursky's real-life therapist.
With only a weekend to decide, Dyan Cannon chose to do this film instead of another one that included a five-picture deal at Universal.
Actress Natalie Wood decided to gamble her standard fee on a percentage of the gross, earning about $3 million over the next couple of years. She had earlier declined a similar offer with West Side Story (1961).
Bill Cosby: wearing a hat, red shirt, and sunglasses. He bumps into Bob in the nightclub scene while Bob and the others head for their table. He and Robert Culp starred together on I Spy (1965). This marks his film debut.
Paul Mazursky, Larry Tucker: the writers, in the crowd scene at the end, walking out of the hotel together, and Tucker is seen again at the end. He is the heavy-set man with a beard who shares prolonged eye contact with Dyan Cannon.