It's pretty downbeat, but in my mind is classic sci-fi.
Never seen the bbc version tho, its either Cushing or Pleasance keep meaning to check it out.
Still the film with John Hurt is pretty good i think.
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MIKE: I've got it! Peter Cushing! We've got to drive a stake through his heart!
VYVYAN: Great! I'll get the car!
NEIL: I'll get a cushion.