Richard Garnett

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 tracelessly one morning. Link starts behaving more and more aggressive and prohibits Jane from using the phone or reaching the next village. When she punishes him by locking him out, he becomes violent. (imdb)

Tom Long is staying with his Uncle and Aunt. When their grandfather clock strikes thirteen, Tom makes a strange discovery - a portal to the past where only a friendly girl called Hatty can see him. Adapted from a novel by Philippa Pearce. (imdb)