This is called Betty and Veronica, but it is mostly about Archie-I mean he is the one who solves the case. They should have had one of them do it, or call it Archie Andrews in, why put B & V in the title if they aren’t the active characters?
For more Archie Comics, go to Jughead Jones in The Giant Tonsils That Swallowed Riverdale
For more Archie Andrews, go to Little Archie in Mystery of the Disappearing Mummy
For more mysteries in the course of making a movie, go to Psycho II