Stacy Linn Ramsower, a natural blonde, had to dye and perm her hair for the role of redheaded, frizzy-haired Mallory Pike.
Larisa Oleynik (Dawn) and Natanya Ross (Grace) worked together on the Nickelodeon show Thế Giới Bí Mật Của Alex Mack (1994). Larisa Oleynik played the lead role, Alex Mack and Natanya Ross played Alex's friend, Robyn Russo.
Actor Christian Oliver, who played 17 year old Luca, was actually 23 at the time of the film's release in 1995.
The film includes commingled parts of Baby-sitters Club books #45 Kristy and the Baby Parade, #86 Mary Anne and Camp BSC, and Kristy's Book, none of which were actually written by Ann M. Martin.
Larissa Oleynik(Dawn) and Scarlett Pomers (Suzi Barrett) also did an episode together of Secret World of Alex Mack. In an iron twist season 2 episode "The Suspect" and Larissa's character Alex plays Scarlett's character Jackie's babysitter as well.