 Files of the Unexplained (2024) (TV Series)-Self - Former CIA Agent (1 episode, 2024) Self - Former CIA Agent (1 episode, 2024) See fewer File: Goverment's UFO Conspiracy (Apr 3, 2024) Season 1, Episode 4-Self - Former CIA Agent (as Derrel Sims) Self - Former CIA Agent (as Derrel Sims) See fewer |
 UFOXPO (2023) (Podcast Series)-Self (1 episode, 2023) Self (1 episode, 2023) See fewer Alien Abductions (Nov 4, 2023) Season 1, Episode 6-Self Self See fewer |
 UFO Witness (2022) (TV Series)-Self - Alien Expert & Hunter / Self - Alien Hunter (8 episodes, 2022) Self - Alien Expert & Hunter / Self - Alien Hunter (8 episodes, 2022) See fewerNordics and The Cube (Jul 26, 2022) Season 2, Episode 8-Self - Alien Expert & Hunter (as Derrel Sims) Self - Alien Expert & Hunter (as Derrel Sims) See fewer |
 Ancient Aliens (2015–2022) (TV Series)-Self - Private Investigator / Former Intelligence Operative / Former Intelligence Officer / Self - Former Intelligence Operative (4 episodes, 2015) Self - Private Investigator / Former Intelligence Operative / Former Intelligence Officer / Self - Former Intelligence Operative (4 episodes, 2015) See fewerThe UFO Investigations (Jul 29, 2022) Season 18, Episode 14-Self - Private Investigator / Former Intelligence Operative (as Derrel Sims) Self - Private Investigator / Former Intelligence Operative (as Derrel Sims) See fewer |
 Alien Encounters: Declassified (2021) (TV Special)-Self - Alien Hunter Self - Alien Hunter See fewer |
 Top Secret UFO Projects: Declassified (2021) (TV Series)-Self - Alien Hunter (1 episode, 2021) Self - Alien Hunter (1 episode, 2021) See fewer The White House Cover-Up (Aug 3, 2021) Season 1, Episode 2-Self - Alien Hunter Self - Alien Hunter See fewer |
 Bird's Eye View - An ET's Solution for Humanity (2020) Self Self See fewer |
 UFOs: The Lost Evidence (2019) (TV Series)- Self (1 episode, 2019) Self (1 episode, 2019) See fewer UFO Abduction (Jun 30, 2019) Season 2, Episode 3- Self Self See fewer |
 Implantes Alienígenas: Palestra com Marco Antônio Petit (2018) Self - Clip Self - Clip See fewer |
 UFO Abductions - A Global Phenomenon (2016) (Video)- Self Self See fewer |
 Uncovering Aliens (2013) (TV Series)-Self / Self - Host (4 episodes, 2013) Self / Self - Host (4 episodes, 2013) See fewer Alien Invasion (2013) Season 1, Episode 4-Self Self See fewer |
 The Hidden Hand: Alien Contact and the Government Cover-Up (2013) Self - Private Investigator Self - Private Investigator See fewer |
 Joe Rogan Questions Everything (2013) (TV Series)-Self - Ex-Secret Service Agent (1 episode, 2013) Self - Ex-Secret Service Agent (1 episode, 2013) See fewerReal Close Encounters (Aug 21, 2013) Season 1, Episode 5-Self - Ex-Secret Service Agent Self - Ex-Secret Service Agent See fewer |
 Weird or What? (2012) (TV Series)-Self - Private Investigator (1 episode, 2012) Self - Private Investigator (1 episode, 2012) See fewerMind Control (Aug 14, 2012) Season 3, Episode 10-Self - Private Investigator Self - Private Investigator See fewer |
 The Colbert Report (2011) (TV Series)-Self - The Alien Hunter (1 episode, 2011) Self - The Alien Hunter (1 episode, 2011) See fewerFen Montaigne (Jan 10, 2011) Season 7, Episode 5-Self - The Alien Hunter Self - The Alien Hunter See fewer |
 RichPlanet TV (2009) (TV Series)-Self - Alien Abduction Researcher (1 episode, 2009) Self - Alien Abduction Researcher (1 episode, 2009) See fewerThe Gateshead Grey (Jan 13, 2009) Self - Alien Abduction Researcher (voice) (as Derrel Simms) Self - Alien Abduction Researcher (voice) (as Derrel Simms) See fewer |
 Parano (2005) Self Self See fewer |
 The World's Strangest UFO Stories (2005) (TV Series)-Self - Private Investigator (1 episode, 2005) Self - Private Investigator (1 episode, 2005) See fewerThe Great Alien Conspiracy (2005) Season 1, Episode 3-Self - Private Investigator (as Derrel Sims) Self - Private Investigator (as Derrel Sims) See fewer |
 UFO Files (2004) (TV Series)-Self - Hypnotherapist (1 episode, 2004) Self - Hypnotherapist (1 episode, 2004) See fewerThe Gray's Agenda (Dec 29, 2004) Season 1, Episode 15-Self - Hypnotherapist Self - Hypnotherapist See fewer |
 In Search of (2002) (TV Series)-Self - Fund for Research & Space Technology (1 episode, 2002) Self - Fund for Research & Space Technology (1 episode, 2002) See fewer Witchcraft/The Maneaters of Tsavo/The Alien Menace/Ghost Hitchers (Oct 11, 2002) Season 1, Episode 2-Self - Fund for Research & Space Technology Self - Fund for Research & Space Technology See fewer |
 The Uninvited - Alien Abductions (1998) (TV Special)-Self Self See fewer |
 Roswell: The UFO UnCoverup (1998) (Video)-Self - Ufo Investigator (as Derrel Sims) Self - Ufo Investigator (as Derrel Sims) See fewer |
 Strange But True? (1997) (TV Series)-Self (1 episode, 1997) Self (1 episode, 1997) See fewerLive Special (Jun 27, 1997) Season 4, Episode 0-Self (as Derrel Sims) Self (as Derrel Sims) See fewer |
 UFOS and Paranormal Phenomena (1995) (TV Mini-series)-Self (2 episodes, 1995) Self (2 episodes, 1995) See fewer Encounters of The Fifth Kind, Part 2 (Jan 17, 1995) Season 1, Episode 2-Self (as Derrel Sims) Self (as Derrel Sims) See fewer Encounters of The Fifth Kind, Part 1 (Jan 10, 1995) Season 1, Episode 1-Self (as Derrel Sims) Self (as Derrel Sims) See fewer |