|Frances Cuka (1936 - )|
|Henry VIII and His Six Wives (1973) [Katherine of Aragon]: Reportedly dies of cancer (off-screen); we only see Keith Mitchell being informed of her death, and her body is not shown. (I haven't seen this movie myself.) (Thanks to Johan)
Hammer House of Horror: Charlie Boy (1980) [Gwen]: Commits suicide (off-screen) by slitting her wrists in the bathtub. Her body (just her legs, actually) is shown afterwards when Leigh Lawson discovers her.
Snow White: A Tale of Terror (1997) [Nannau]: Killed by supernatural forces when she opens the cabinet to Sigourney Weaver's magic mirror.