Director/writers Brett Pierce and Drew T. Pierce are the sons of The Evil Dead (1981) photographic FX artist Bart Pierce and grew up amid the production of the original Evil Dead.
Michael McKiddy (who plays Mike Kellerman in the film) wrote, sang, and played guitar on the song "Say Hi" (which plays throughout the last half of the film and into the credits) with his band Right on Wagner. He also wrote and performed the song "Forever Last," which plays in the background during the scene where Mike first runs into Ellie.
Filmed in 2008.
Watch the entire rolling end credits for the blooper reel.
At 34 minutes a character suggests "...maybe it's the flux capacitor...." which is one of the components in the DeLorean featured in the Back to the Future franchise.