BEGIN SLIDESHOW Samuel L. Jackson’s Mr. Glass is back in Glass trailer tease Universal Pictures has debuted the third character teaser for M. Night Shyamalan’s upcoming Glass, the sequel to both Unbreakable and Split. Check out the Glass trailer tease featuring Samuel L. Jackson’s Mr. Glass below and look for the full trailer to arrive on Friday! RELATED: Watch the First Glass Trailer Tease Featuring James McAvoy’s Beast RELATED: Bruce Willis’ David Dunn Returns in New Glass Trailer Tease Returning for Glass are cast members Bruce Willis as David Dunn, Samuel L.