lizard people
R.E. Howard, 1929
1967 (under hypnosis)
The Biggest Secret, 1999
impossible
Of all the alien types, the reptilian is the strangest case. It's wildly popular — millions of people have heard the claim that scaly, shapeshifting "lizard people" secretly run the world — yet it's also the type with the least behind it and the most baggage attached.
There are really two reptilians. One is a fringe close-encounter being from the edges of UFO reports. The other is a full-blown conspiracy theory about hidden rulers. They get tangled together constantly, so this page keeps them apart: where the idea came from, the single documented witness case, and the very specific (and troubling) origins of the version most people have actually heard.
The short version: there's no evidence for either, the famous one is biologically impossible, and its roots are worth knowing about.
What is a reptilian alien?
Reptilians are usually described as tall — anywhere from 6 to 9 feet — with green or brown scaly skin, vertical slit pupils, clawed hands and sometimes a tail or a crest. In the close-encounter version they're a rare reported being. In the conspiracy version, popularised by David Icke, they're interdimensional overlords who can shapeshift into human form and have been impersonating world leaders and royalty for centuries.
That second version is the one that went viral — and it's worth being clear from the start that it has no supporting evidence whatsoever, and a great deal arguing against it.
From pulp fiction to UFO lore
The lizard-person idea is older than UFOs. In August 1929 the writer Robert E. Howard — later famous for Conan — published The Shadow Kingdom in Weird Tales, featuring an ancient race of "serpent men" who could disguise themselves as humans and ruled from the shadows. It's often called the first true sword-and-sorcery story, and the hidden-reptile-among-us template was set decades before anyone claimed to have met one.
The word "reptilian" itself got a cultural boost from neuroscience. In the 1960s Paul MacLean proposed the "triune brain," labelling our oldest neural structures the "reptilian complex" — the supposed seat of cold, primal instinct. Neuroscientists now regard the model as a serious oversimplification, but the phrase stuck, and it quietly lent the lizard-alien idea an air of menace and primitivism it didn't earn.
The one documented witness case: Officer Schirmer (1967)
If you set the conspiracy theory aside and look for an actual reported encounter with reptilian-featured beings, you find essentially one case of note. On 3 December 1967, 22-year-old patrolman Herbert Schirmer logged a strange object on a road near Ashland, Nebraska, and noted around twenty minutes of missing time.
Invited to the Air Force-funded Condon Committee in 1968, Schirmer was hypnotised by the psychologist Dr Leo Sprinkle and described uniformed humanoids with grey-white skin, cat-like eyes and a winged-serpent emblem on the chest. Every bit of that detail came from the hypnosis session, not from his original report — and the Condon investigators concluded plainly that they had "no confidence" the experience was physically real. Schirmer also said, under hypnosis, that the beings came from Venus, which doesn't help the account's credibility. It's the best reptilian-type case there is, and it's a single hypnotically-recalled story.
"Project staff were left with no confidence that the trooper's reported UFO experience was physically real."
— the Condon Committee's assessment of the Schirmer caseDavid Icke and the shapeshifter theory
The reptilian most people know comes from one man. In his 1999 book The Biggest Secret, the British former sports presenter David Icke claimed that shapeshifting reptilian beings from the Draco constellation secretly control humanity, impersonating politicians, bankers and royalty. The theory has no evidence behind it, and the central claim runs straight into basic physics: shifting between a human body and a much larger reptilian one would violate the conservation of mass, and no biological mechanism for anything like it has ever been observed or proposed.
There's a more serious problem, too. The political scientist Michael Barkun, in his study A Culture of Conspiracy (University of California Press, 2003), documented that Icke's reptilian narrative draws on and recycles older antisemitic conspiracy material — including content traceable to the forged Protocols of the Elders of Zion, with "reptilians" or "the Illuminati" standing in for the original target. That's not a rhetorical insult; it's a documented scholarly finding about where the story's structure comes from, and it's the main reason researchers treat this particular theory as more than just harmless fringe entertainment.
So are reptilian aliens real?
On the evidence, no. The close-encounter version rests on one hypnosis-derived account that the original investigators didn't believe. The popular shapeshifter version has no evidence, is physically impossible, and turns out to be a modern reworking of a very old and toxic conspiracy theory. There's no artefact, no body, no verified anything.
As with every alien type, this doesn't settle the broader question of life elsewhere, and the genuine UAP question — unidentified objects in the sky — remains open and worth studying. But in March 2024 the Pentagon's AARO office reported it had found no evidence the US government holds non-human craft or biological remains. The reptilian is a powerful story with deep roots in fiction and conspiracy — and nothing more solid than that.