While the crew was lighting a scene, Deborah Goodrich began reading a "Cosmopolitan" questionnaire to her co-stars, which elicited a huge conversation that caught the attention of director Fred Walton. A few days later, Walton handed Goodrich the magazine and a new set of questions, and asked the actresses to improvise a scene which wound up in the final cut.
Due to the film being light on violence, it received frequent airings on late-night television, where it gained a large cult following.
At the film's beginning, Griffin O'Neal's Skip character is blamed for a prank-turned-accident that leaves a ferryman disfigured. In a bizarre case of life imitating art, O'Neal was indicted on manslaughter charges the following year for a drug-induced boating mishap that resulted in the death of Francis Ford Coppola's son Gian-Carlo Coppola.
The cast assembled at a hotel in Vancouver, British Columbia, just prior to filming and began hanging out to build a rapport and hone their characters to make it more believable that they were all actually friends.
Amy Steel (Kit) at one point was approached by a producer who voiced concerns that she had gained weight since filming had commenced. Amy's response was "Well, you hired this amazing caterer. Whose fault is that?"