| Description | Alien | Reference |
|---|
| Eight-foot-tall tigers | |
| Three legs, two heads, no hands | |
| Sessile, blind, hairy mind-readers | |
| Gigantic white one-celled slugs | |
| Yellow skin, three eyes, flexible neck | |
| Four feet tall, one eye, controls minds | |
| The mind-controllers' mortal enemy | |
| Humanoid with three life stages | |
| Aquatic, starfish-like, rapid learners | |
| Large, dragon-like, 'see' by radar | |
| Resemble giant cat o' nine tails | |
| Look like large flying squirrels | |
| Five-legged octopi | |
| Flying turtle-insects | |
| Spider-like color-changers | |
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