Gabriel EfstathiouWritingNo biography available.Known For3.5One Last Joke2013Professional Sleepwalker2024Fan ClubNo Nerds have favorited Gabriel Efstathiou yet — be the first.All fan clubsFrom NerdspinFilmographyWriting22024Professional SleepwalkerFilmScreenplay2013One Last JokeFilmWriter★ 3.5
