link vs monkey shines vs shakma

directed by richard Franklin cast: elisabeth Shue,terence Stamp
plot:

Student Jane jobs as an assistant for the animal researcher Phillip in a lonesome old house. They live alone except for the chimpanzees and butler Link: a 45 years old very intelligent orangutan. Phillip wants to put Link to death. However before he can do this he's vanished 

directed by george A   Romero 1988 cast: jason Beghe ,kate  Mcneil
plot:

A quadriplegic man has a trained monkey help him with his paralysis, until the little monkey begins to develop feelings, and rage, against its new master.

directed by tom Logan 1990 ,cast: christopher Atkins ,amanda wyss
plot:

A murderous baboon escapes from a laboratory and roams the research building, and begins to kill some teenagers who are also in the building playing a Dungeons-and-Dragons type game.
source"IMDB