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Vince & Kath & James is one of the official entries in the 42nd Metro Manila Film Festival (2016).
In the movie, Vince and Kath watches Got 2 Believe (2002), starring Rico Yan and Claudine Barretto. Julia Barretto, who plays Kath, is Claudine Barretto's niece in real life.
Janella Salvador was the first choice to play the role of Kath, due to her other movie commitment, Mano Po 7, the actress turned down, the role of Kath went to Julia Barretto.
In one scene, Vince is reading Cyrano de Bergerac by Edmond Rostand. Vince's situation with Kath is similar to the predicament of De Bergerac, who has to express his love for Roxane through letters concealed as from another person.