Elenco (na ordem dos créditos)
Josh Gates
Self - Host
Phil Torres
Self - Field Biologist
Jessica Chobot
Self - Paranormal Researcher
Heather Amaro
Brian Garrity
Self - Co-Executive Producer
Evan B. Stone
Self - Cameraman
Dalen Spratt
Self - Paranormal Investigator
Juwan Mass
Jenn Dowker
Self - Boat Captain
Marcus Harvey
Bob Kennedy
Cico Silva
Self - Audio Mixer
Jimmy Church
Self - Radio Host & Researcher
Jeff Wamsley
Self - Curator, Mothman Museum
Tyler Estep
Self - Museum Curator
Sandro Gama Pedroso
Self - Jungle Guide
Mark Wenner
Self - Cave Research Foundation
Tania Moreno
Self - Eyewitness
Kyle Cortiana
Robert Gale
Self - Former Green Beret
Jeff Gerhardt
Self - Firefighter
Kari Celestine
Colby Marshall
Self - Rancher
Rachel Sanders
Bruce Powell
James Fox
Self - UFO Researcher & Filmmaker
Luis Elizondo
Self - Former Pentagon Official
Matt Moneymaker
Self - Bigfoot Investigator
Eric 'Digger' Manes
Self - Moonshiner
Mark Kuntamestha
Self - Ex Khao Kala Member
Joey Perales
Dylan Tucker
Self - Historian
Suzanne Trussell
Self - Archeologist, Allegany Historical Society
John Gurner
Self - Military Historian
Erik Rintamaki
Lee Hampel
Luis Vázquez
Eyewitness
Roner Macuyama
Sheila Hagar
Self - Descendant of Train Victim
Sammy Rahming
Tim La Porte
Self - Pilot, Iliamna Air Taxi
Enrique Kolbeck
Self - Air Traffic Controller
Steve Robinson
Self - Witness
Sinead Houlihan
Self - Local Historian
Brent Underwood
Self - Owner
Dana Holyfield
Self - Granddaughter of Harlan Ford
Leonardo Samaniego
Self - Retired Police Officer
Manny Herrera
Self - Truck Driver
John Hambrick
Rhys Darby
Cryptid Fanatic
Jessica Bowers
Self - Trans-Allegheny Employee
Bill Kennedy
Self - Local School Teacher
Humphry Wakefield
Self - Castle Owner
Jovie Berrios
Self - Research Historian
Brad Cook
Self - Trans-Allegheny Historian
Sean Crosby
Self - Oyster Farmer
Whiskey
Self - Good Boy
Kenny Stokes
Self - US Marine
Manami Yabuki
Joe Herscher
Self - Carriage Driver
Cat Galagan
Self - Tour Guide
Chris Hughes
Joe Barger
Dave Spinks
Self - Ret. Air Force - Fed. Law Enforcement
Katy Elizabeth
Self - Founder: Champ Search
Joe D'Angeli
Self - Chiroptologist
Patricia Kambesis
Self - Geologist, Cave Research Foundation
Tom Rust
Self - Archaeologist
Raimundo Mendes
Brenda Moss
Bob Kender
Self - Search and Rescue Diver
Kainan Jordan
Daniel Nims
Self - Retired US Air Force Pilot
Miguel Poblano
Self - Canal Guide
Nick Ray
Self - Author
Mark Ramsey
Sean Cahill
Self - Chief Petty Officer, US Navy, Ret.
Marc Myrsell
Self - Ape Canyon Researcher
Darryl Ertel
Self - Great Lakes Shipwreck Historical Society
Michael Panck
Self - Pilot
Andrew Quintana
Self - Local Eyewitness
David Fechter
Self - Wildlife Biologist
Kongpop Uyen
Self - Neuroscientist
Tia Stauffer
Pablo Lopez
Sharon Robinson
Manuel Rivapalacio
Self - Volcano Guide
Charlene Whyms
Self - Owner, Lucky Lusca Tavern
Bert Coates
Bruce Wright
Self - Biologist
Edgar Peraza
Self - Maya Priest
Alejandro Aricara
M.K. Davis
Larry Cesspooch
Self - Ute Spiritual Leader
Craig Leck
Self - Mine Caretaker
David Ryan
Self - Hellfire Club Expert
Yvonne Hambrick
Emilio Salas
Self - White Witch
Tiffany Roszell
Self - Trainer
Leo Willis
Self - Conservation Biologist
Micah Watkins
Alexandru Surducan
Self - Physicist, Hoia-Baciu Project
Steve Feltham
Self - Researcher - Loch Ness
Rich Capitan
Zachary Stevens
Richard Craig
Self - Castle Employee
Tsugio Kinoshita
Self - Researcher
Rodney Gibson
Self - Former Trans-Allegheny Employee
Brian Findley
Self - Manager
Airi Sueyoshi
Self - Ryukyu Noro
Frank Kupka
Self - Tenant, The Western Block
John Bell
Self - Military Expert
Jonathan Haug
Chris O'Brien
Gregory McCann
Self - Wildlife Conservationist
Philip Rykwalder
Self - Caver & Eyewitness
Rogelio Sanchez Santana
Self - Island Caretaker
Donnie Gulley
Self - Former Hardin County Sheriff's Deputy
Mike Geschwind
Self - Tech Supervisor
Crystal Alegria
Randy Hall
Self - Expedition Outfitters
Nina Ridhibhinyo
Self - Director: Leahy Center
Ben Stanfield
Self - Safety Diver
Braveheart
Self - Native American Expert
Megan Zalinka
Amy Bruni
Chad Lewis
Linda S. Godfrey
Self - Journalist & Author
Gary Voorhis
Self - Aegis Computer & CEC Technician
Joe Bongiovanni
Self - Bigfoot Hunter
Isaac Loutzenhiser
Ann Thongcharoen
Self - Khao Kala Member
Eric Taylor
Harald Edens
Self - Director, Langmuir Laboratory
Danny Long
Self - Director of Photography
Mark Stigar
Khyrs Carroll
Self - Marine Scientist
Eduardo Castillo
Self - Dive Master
Stephanie Wigger
Juan Carlos 'JC' Palomino
Joel Sánchez Bermúdez
Self - Atmospheric Scientist
Ashley Darkwood
Diana Perla Chapa
Ryan Eberhart
Roy Verrett
Trudy Wilson
Self - Bus Driver
Heather Grimmer
Self - Owner, The Western Block
Brian Peterson
Fred Roehl
Self - Native Alaskan
Wendy Higgins
Frank Costantino
Self - Construction Contractor
Les Butterworth
Self - Skipper - Loch Ness
Billy Brown
Self - Railway Inspector
Nanae Yorikawa
Godi 'Stefan' Istvan
Self - Shepherd
Rumo Aso
Jake Shetenhelm
Self - Local Trapper
Chris Corsello
Self - Assistant Cameraman
Sallie Haynes
Self - Expedition Captain
David Britton
Tommy Casper
Self - Alta Vista Cemetary
Philly Mason
Self - U.S Grant Mine Caretaker
Tom Hanson
Anonymous
Self - Local Hunter
Michael Fetty
Adam Berry
Preston Dennett
Self - Historian & Author
Ryan Dillow
Sophia Bierman
Jim Snodgrass
Pam Watson
Dave Thomas
Self - Scientist & Author
Somjit Raepeth
Self - Khao Kala Leader
John Baechler
David Malcolm
Self - Former Weapons Technician
Kevin Weiderstrom
Self - Railway Historian
Arturo Pérez
Kendall Nakato
James Keenan
Investigator
Jesse Kasom
Self - Contractor
Margaret Buehler
Self - Professor, Tulane University
Miguel Ángel Contreras
Historian
Mark Trotter
Phil Porter
Self - Director, Mackinac State Historic Park
Willie Cameron
Self - Loch Ness Resident
George David
Self - GPR Technician
Ryan Benner
Patt Gunn
Chris Smith
Brad Kuhlman
Self - Executive Producer
Tobias Wayland
Self - Author - Researcher
Benjamin Radford
Self - Investigator and Author
Mike Zimmerman
Self - Director of Interpretation
James Manning
John Jungman
Self - Property Owner
Jj McCool
Self - Wildlife Expert
Christina Salmon
Ryan Burns
Self - Ranch Owner
Doña Nachita
Healer
David Shealy
Alan McKenna
Self - Expert, Loch Ness Exploration Center
Silviu Mustatea
Todd Clements
Jason Hawes
Ron Klein
Self - Helicopter Pilot
Kelley Hanada
Ryan Clark
Self - Geologist
Maleeka Spruill
Jim Mahan
Stephanie Schuttler
Alexanna Salmon
Mihaela Minca
Self - Third Generation Witch
Andrew Zamora
Self - Biological Anthropologist
Paige Daley
Self - Official Keeper, Sightings Registrar
Joe Ridler
Self - Expert Wingsuit Pilot
Larry Conley
Mike Evans
Train
Self - Detector Dog
Bob Silvers
Self - Underwater ROV Pilot
Brant Knecht
Self - Mate, Yankee Sunshine
Raymond Szymanski
Self - Ret. Engineer, Wright-Patterson Air Force Base
Melinda Conley
Russ Benedict
John Mack Faragher
Max Soliz
Ancient Native Spirituncredited
Danny Proctor
John Belluncredited
Anda Mihaela
Self - Witchuncredited
Casandra Ionita Buzea
Ana Buzea