John Hamburg Director, Screenwriter, Producer Robert De Niro Jack Byrnes Actor, Producer Ben Stiller Greg Focker Actor, Producer Ariana Grande Olivia Jones Actor Owen Wilson Kevin Rawley Actor Blythe Danner Dina Byrnes Actor Teri Polo Pam Focker Actor Skyler Gisondo Henry Focker Actor Beanie Feldstein Samantha Focker Actor Eduardo Franco Actor Jane Rosenthal Producer John Lesher Producer Jay Roach Producer