Wilde will play the girlfriend of Pine's character, a businessman who returns home after his estranged father's death to discover an alcoholic sister (Banks) with a 12-year-old son.
Screenwriter Alex Kurtzman ("Star Trek") co-wrote the film with Roberto Orci and Jody Lambert. Kurtzman will also make his directorial debut on the project.
Wilde appeared in the 2007 Off-Broadway production of Beauty on the Vine. Known for her work as Dr. Remy Hadley on the Fox series "House," her film credits include "The Next Three Days," "Tron: Legacy," and the series "The Black Donnellys," "The O.C." and "Skin."
