“Girls Trip” star Tiffany Haddish has come on board as an executive producer and star in Ike Barinholtz’s satirical thriller “The Oath,” which will mark his feature directorial debut. The cast also includes Carrie Brownstein (“Portlandia”), Billy Magnussen, Meredith Hagner, Jon Barinholtz, Nora Dunn, Chris Ellis, and John Cho. QC Entertainment, which also backed Jordan […]