- Mary Neal - Self - Orthopedic Spine Surgeon
- Bruce Greyson - Self - Prof. Emeritus, Psychiatry & Neurobehavioral Sciences
- Raymond Moody - Self (archive footage)
- Peter Fenwick - Self - Neuropsychiatrist, University of Cambridge
- Kimberly Clark Sharp - Self - Licensed Clinical Social Worker
- Dannet Cramer - Self
- Jose Hernandez - Self
- Pam Reynolds - Self (archive footage)
- Stephanie Arnold - Self
- Jonathan Arnold - Self
- Julie M. Levitt - Self - Obstetrics & Gynecology
- Leslie Kean - Self - Journalist & Author, 'Surviving Death'
- Sandra O'Hara - Self - Medium
- Budd Hopkins - Self (archive footage)
- Mike Anthony - Self
- Laura Lynne Jackson - Self - Medium
- Nicole Janssen - Self - Physical Medium (as Nicole de Haas)
- Colin Bates - Self - Medium & Instructor
- Libby Clark - Self - Trance Healing Medium & Instructor
- Philip Dykes - Self - Medium & Instructor
- Chris Roe - Self - President, Society for Psychical Research (SPR)
- Mario Varvoglis - Self - President, Institut Métapsychique
- Andy Byng - Self - Medium (as Andrew Byng)
- Susan Walkley - Self
- Jim B. Tucker - Self - Child Psychiatrist, University of Virginia
- Penn Jillette - Self (archive footage)
- Jeanne Wright - Self
- Lori Storey - Self - Jeanne's Daughter
- Jeffrey Kane - Self
- Janet Kane - Self
- Phran Ginsberg - Self
- Bob Ginsberg - Self
- Mo Therese Hannah - Self - Psychologist
- Jonele Conceicao
- Kate Lewin Hilgenberg
- Seth Keal
- Emily Everhard
- Ricki Stern
- Jesse Sweet
- Paul Brill
Mary Neal interpreta a Self - Orthopedic Spine Surgeon en la serie.
Bruce Greyson hace el papel de Self - Prof. Emeritus, Psychiatry & Neurobehavioral Sciences.
Raymond Moody interpreta a Self (archive footage) en la serie.
Peter Fenwick hace el papel de Self - Neuropsychiatrist, University of Cambridge.
Kimberly Clark Sharp hace el papel de Self - Licensed Clinical Social Worker.
Dannet Cramer interpreta a Self en la serie.
Jose Hernandez hace el papel de Self.
Pam Reynolds hace el papel de Self (archive footage).
Stephanie Arnold interpreta a Self en la serie.
Jonathan Arnold interpreta a Self en la serie.
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