Before Sunset (2004)
The fictional main character of Jesse's next book in Before Sunset "had a great dream to be an adventurer riding motorcycles through South America" which refers to Ernesto's dream in TMD
a poster of the movie appears in a video store
The characters were featured not only in "Before Sunrise", but also "Waking Life", continuing conversations held in the first film. Also the line spoken by Celine in the boat that "We're just characters in that old lady's dream. She's on her deathbed, fantasizing about her youth." refers to the concept of Waking Life
Reference to love being more than "respect, admiration, and trust", a memorable line from this Hal Hartley film
Jessie and Celine get on the same boat in Paris that Rick and Ilsa are seen on in the flashback sequence in Casablanca
Mentioned by Margaret Pomeranz in a review of Before Midnight as a previous movie in the series.
Dan takes Katie to the bookshop where the film opens.
Abby: "Define 'before sunset'." DiNozzo: "Before the sun goes down. Ethan Hawke movie with Julie..."
title on cinema marquee
Repeatedly referenced in dialogue
Same idea, same actress
A few cuts from _Before Sunrise_ appear as visual flashbacks
Nominated for screenplay