Stop data brokers from exposing your information. Go to our sponsor https://aura.com/unseen to get a 14-day free trial and see if your personal information has been compromised. Thank you once again to Aura, for sponsoring this video. "There’s something wrong, there’s something really wrong here" On March 19th, 2018, 91 year old Mary Bartel is getting ready for her aerobics class, when she hears a loud knock at the door. On the other side, in an innocent looking disguise, is one of the most prolific serial killers in all of Texas history. As Mary unknowingly greets him, she must now fight for her survival and try to remember everything she can about him, or else he may never be stopped. Credits: Directing & editing by Matthew Rice Research by Tiffany Loxton Writing by Manon Lafosse Produced by Alexandra Salois & Salim Sader Voiceover by William Akana - - - Sources: Texas Crew Productions (Paramount: The Pillowcase Murders) Stage 29 Productions Peteski Productions People Inside Edition WFAA News FOX 4 Dallas-Fort Worth Trial Clips LiveNow from Fox Glenn Beck Podcast NBC 5 Rick Bartel (YouTube) AARP Unforbidden Truth Prescott News NBC5 DFW Texas Observer Dallas News - - - Listen to our videos on Spotify: 🎧 https://podcasters.spotify.com/pod/sh... Follow us on social media: Facebook - / watch.unseen YouTube Shorts - / @unseen-shorts Uncover what true crime documentaries don’t show you: real cases and real people, but with a new twist. This is Unseen. - - - ******************** Music Content ID: Identifyy