Onder andere met: Zachary Gordon (Greg Heffley), Robert Capron (Rowley Jefferson), Rachael Harris (Susan Heffley), Steve Zahn (Frank Heffley), Connor Fielding (Manny Heffley), Owen Fielding (Manny Heffley), Devon Bostick (Rodrick Heffley), Chloë Grace Moretz (Angie Steadman), Karan Brar (Chirag Gupta), Grayson Russell (Fregley), Laine MacNeil (Patty Ferrell), Alex Ferris (Collin), Andrew McNee (Coach Malone), Belita Moreno (Mrs. Norton), Rob LaBelle (Mr. Winsky), Samantha Page (Shelly), Ava Hughes (Marley)