Television versions of James West, Artemus Gordon, Dr. Miguelito Loveless.
Everyone from Babylon 5, all the B5 aliens, the crew of the Excalibur.
Movie versions of the characters from Lost in Space, especially Robot.
What John Treadaway suggested, all the characters and aliens from U.F.O.
What PVT641 suggested, Buckaroo Banzai and the Hong Kong Cavaliers, Penny Priddy, Lord John Whorfin, John Bigboote (Big-boo-TAY), and all the Lectroids, red and black.
All of the Hellraiser Cenobites, especially Pinhead.
The members of the 58th and Admiral Ross and the Chigs from Space: Above and Beyond.
Karl Kolchak The Night Stalker and monsters.
David Bowman and Frank Pool in spacesuits from 2001: A Space Odyssey.
Original style Cylons. Original Admiral Adama. Original Apollo. Original Starbuck, etc.,etc., etc…
Television version of Buck Rogers, Wilma Deering, Dr. Huer, Twiki, PRINCESS ARDALA.