In the dog's bed, a Flat Eric puppet is visible. Flat Eric is a character created by Quentin Dupieux in 1999, with Janet Knechtel and Jim Henson's Creature Shop, and has been featured in commercials for Levi's, episodes of The Office (2001), and several shorts.
The soundtrack to Wrong was produced by Quentin Dupieux under his stage name Mr. Oizo and French electro-rock music producer David Sztanke under the name "Tahiti Boy". Track 7 and 12 were produced by Sztanke's group "Tahiti Boy & The Palmtree Family".
The film premiered at the 2012 Sundance Film Festival. It was part of the Toronto International Film Festival's Official Selection.
At 41'25" the alarm clock shows the hour changing from 7:59 into 7:60, instead of 8:00.