Merritt Wever, Skyler Gisondo and Phoebe Bridgers also star in Lance Oppenheim’s first narrative feature, revisiting the ethically muddy ‘Dateline NBC’ ratings phenomenon.

Robert Pattinson wants Chris Hansen to like “ Primetime ,” a tense thriller about the television journalist and “To Catch a Predator” host, which premieres on Saturday afternoon at the Venice Film Fes...