Lake Windfall is a 2013 American post-apocalyptic movie written by Tony Nitko and Roger Vass Jr, and directed by Roger Vass Jr. The film was produced by , as subsidiary of . The film focuses on the interaction between five friends who set off for a weekend of camping. It explores issues around Deaf, hard-of-hearing, and hearing people. The primary language is American Sign Language with closed captioned subtitles throughout, though early stages of the movie contain dialog in voice, with subtitles.