Molly Ringwald may have been one of the biggest stars of the Brat Pack era, but she doesn't appear in Andrew McCarthy's Both Ringwald and her "The Breakfast Club" co-star Judd Nelson turned down requests to appear in the documentary, McCarthy told “I mean, they both are in the film in a sense that there’s a lot of clips and interviews and things,” said the actor and director, who played Ringwald’s love interest in Nevertheless, "the Brat Pack is an ongoing relationship," he said. "Some people are at different places in their lives to want to or not want to talk about it. I think that just informs it even more.

I mean, that’s my takeaway from it," he said. Ringwald and Nelson show up in archival footage in “Brats” with Nelson making a last-minute phone call to McCarthy at the end of the film. Meanwhile, Demi Moore, Rob Lowe, Emilio Estevez, Ally Sheedy, Jon Cryer and other actors who found fame as teens and 20-somethings in the 1980s join McCarthy on screen to hash out the era’s lasting impact.

“I was surprised as many people would want to speak to me (that) did, you know, because I thought the biggest challenge would be to get people to participate,” McCarthy told "ET." “I knew it was still so sort of dodgy in some people’s lives.” The term "Brat Pack" was coined by New York reporter David Blum for about the slew of hot young movie stars taking over Hollywood.

The nickname was a riff on the Rat Pack, the iconic group of hard-partying entertainers, in.