Jordan De Leon (Tucker), Collin Kessler (Cody), and Chris Morrissey (Producer/Director) attended University of Cincinnati--College Conservatory of Music.
David Merten (Gabe), Amelia Windom (Olivia), Talley Gale (Margot), and Tyler Dwiggins (Writer/Producer/Director) attended Ball State University.
Two of the Casting Directors in "Passing" have appeared on Broadway. Kayla Davion was in Waitress and King Kong. Samantha Pollino appeared in Head Over Heels (as well as FX's Fosse/Verdon). Sarah Bishop performed in the National Tour of Cabaret alongside Randy Harrison (Queer As Folk).
Both David Merten (Gabe) and Brandon Haagenson (Gabe's hook-up in "Soft Butch") appeared in the Off-Broadway production of Afterglow.
Any time you see one of the characters talking on the phone, Tyler Dwiggins (Creator/Producer/Writer) is delivering the other character's lines on the other end. The two sides of the conversation are edited together later.