Above, a scene from “The Longest Ride.” (Photo credit: 20th Century Fox)

“While We’re Young” (R): Writer-director Noah Baumbach (“Frances Ha,” “Greenberg”) delivers another portrait of comical existential angst, starring Ben Stiller and Naomi Watts as a married couple who befriend a pair of much-younger hipsters (Adam Driver and Amanda Seyfried).
“The Longest Ride” (PG-13) Scott Eastwood (Clint’s son) and Britt Robertson star in the latest film adaptation of a Nicholas Sparks novel, about the star-crossed affair between a rodeo rider and a New York City college student.
“White God” (R): A 13 year-old girl is separated from her beloved dog, leading to a bloody war between canines and mankind in this jaw-dropping social allegory from Hungarian director Kornél Mundruczó.