Brain Damage
There's something wrong with Brian, by all accounts a decent fella. Well, he used to be. We don't meet him until he's already dealing with a phallic looking organism that speaks (sometimes even sings) to him, promising a worry free existence. A highly co-dependent relationship soon forms - the parasite will inject some sort of psychotropic chemical into Brian's brain and keep him comfortable (and oblivious), as long as the interloper, which we learn is named "Elmer", can get a steady supply of human brains. Which of course leads to several murders, which even though present for these acts Brian is lost in a neurotransmitter haze and unaware of what's happening. Brian's girlfriend Barbara (Jennifer Lowry) and his brother Mike (Gordon MacDonald) are understandably baffled and concerned about his odd behavior. We also learn that Elmer (nee "The Aylmer") is centuries old and has had many hosts. Relaying this information is the elderly and a
