Sam is an astronomer who has been together with his school teacher girlfriend Linda about forever.Then she takes a job in New York and finds a new man in her life, a suave French restaurateur Anton.He settles to an abandoned building across the street from Anton's apartment.He starts spying on Anton and his ex, he even borrows a camera obscura from his observatory which projects a life-size image from the apartment.Later he is joined by Maggie, Anton's bitter ex with vengeance on her mind.Now those two try to break up their old sweethearts, in a way or another.Addicted to Love (1997) is actor/director Griffin Dunne's directorial debut.And it's a very nice debut.Matthew Broderick does top-notch work as Sam.His character is a nice guy who ends up making the wrong decisions.Meg Ryan does a very nice job as Maggie.Her character may be a little annoying from time to time, but I guess she grows on you.Kelly Preston is terrific as Linda.Tchéky Karyo is brilliant as Anton.Maureen Stapleton makes a marvelous Nana.Nesbitt Blaisdell is very good as Ed Green.And so is Larry Pine as Street comic.Director's late great father Dominick Dunne portrays Matheson.The movie has pretty many funny and tragicomic scenes.One of them is when Linda's father reads the note to Sam his daughter has left.It is quite intriguing to watch all those ways they use to break up the couple and to make Anton's life miserable.The vendor's monkey wearing lipstick kisses Anton.They plant roaches in Anton's restaurant when a famous critic is dining there.You start feeling some sort of pity for the man when Maggie has caused him an allergic reaction from strawberries and Sam accidentally hurts the guy in a physical way.In a series of romantic comedies this is pretty original.