Dave McNary Film ReporterHarrison Ford and Ed Helms are attached to star in the shipwreck comedy “The Miserable Adventures of Burt Squire Aboard the Horn High Yo” for STXfilms.Inspired by a true story, “Burt Squire” revolves around a family man — portrayed by Helms — in the midst of a midlife crisis who embarks on what he hopes will be a dream sailing vacation, but ends up shipwrecked in the Atlantic Ocean with Ford’s charming but unhinged sea captain.