The alarm sounds and they run into a lab where they find a captured grey alien.

The group proceed to a cave where a grey alien by the name of Rivesh Mantilax is kept.

More accurately, it resembles a goblin or grey alien.

The inhabitants of Roswell are grey aliens.

The painting is considered one of the most widely recognized popular culture images of a "grey" alien.

They highly resemble the well-known "grey aliens" in their mature form.

They are a race of short grey aliens that do not use missiles on their ships, but have the strongest ballistic weapons.

For decades, there have been stories about unidentified flying objects, little gray aliens, cattle mutilations, and abductions.

As noted above, the so-called grey aliens are most popularly associated with abduction reports.