Bella throne as Emma Derling (youngest)
Chris Pratt as Owne Grady
Bryce Dallas Howard as Clarie Derling (Second oldest sister)
Ty Simpkins as Grey Mitchell (Youngest Newphew)
Nick Robinson as Zach Mitchell (Oldest Newphew)
Judy Greer as Karen Derling/Mitchell (Oldest sister)
Andy Buckley as Scott Mitchell (Brother-in-law)
And all the other cast as themselves