Jill Goldsmith Co-Business EditorBlack Panther, Wonder Woman, ET and Cars are among the films unveiled Wednesday for the Walmart Drive-In, curated by the Tribeca Film Festival, that will turn the giant retailer’s parking lots at 160 locations into outdoor theaters starting August 14.Walmart said the nationwide event will feature 320 showings through October. Drew Barrymore will be the virtual host for all events and make a surprise in-person appearance at one location.