There's critical wit behind the appealingly eccentric romance and charming heroics.
—Robert Abele Los Angeles Times
Though the movie sounds perilously twee, Griff the Invisible works as a slice of emotional life for the most part because of its lead performances.
—Manohla Dargis New York Times
—Glenn Heath Jr. Slant Magazine
The little glimpses of everyday magic on offer here are lovely, from a ?universe suit? to a porous apartment door, but they're not enough to hang a film or a life on.
—Allison Willmore Onion AV Club
—Meghan Lehmann Hollywood Reporter
...more mannerism than movie.
—Michelle Orange Village Voice
...anyone looking for a superhero movie is going to be disappointed.
—John Anderson Variety
...a minor exercise in Australian whimsy...
—Lisa Schwarzbaum Entertainment Weekly
This Australian movie, made with subsidies from that country's government, simply should have saved taxpayers the expense in the first place.
—Kyle Smith New York Post