Final theatrical feature film of actress Lillian Roth who played Ruth.
The cast includes two Oscar (Academy Award) winners - Ruth Gordon and Sammy Cahn - and two Oscar (Academy Award) nominees - Janet Leigh and Lee Strasberg.
Actor Arnold Soboloff, who played Benny, suffered a fatal heart attack about just ten days before the film was released.
Two of the picture's cast had starred in notable horror movies. Janet Leigh had been in 'Psycho' (1960) whilst Ruth Gordon had been in 'Rosemary's Baby' (1968).