"Star Wars" has a seemingly never-ending supply of alien designs. However, these five are the worst of the bunch, falling flat in their respective films.

The first Alien movie, released in 1979, sets this franchise off with a bang. In it, the rag-tag crew of civilians occupying the USCSS Nostromo discovers a derelict ship on an out-of-the-way moon ...

It turns out that the already frightening Facehugger xenomorph from director Ridley Scott's 1979 sci-fi horror classic "Alien" was actually scaled back a bit from its original design by artist H.R.