The Gruesome Murders Of The Vampire Killer | New Detectives | Real Crime

Methods used by FBI criminal profiler Robert Ressler to track serial killers are observed. Make sure you subscribe to get your regular crime fix: youtube.com/c/RealCrime From "New Detectives" Content licensed from New Dominion Pictures to Little Dot Studios. Any queries, please contact us at: owned-enquiries@littledotstudios.com