Watch Inséparables Full Movie Free Online 123Movies. Twenty years ago, Robert left his home in the provincial northern town of Boulogne to make it as an actor. His career never amounted to much, as he managed only a couple of acting jobs on TV. Without warning, he returns to his hometown and drops in on his sister who is in the throes of a sordid affair with her married boss. Later, Robert drops in on his younger brother, who lives with his elderly mother. As the film progresses, it quietly, sensitively depicts Robert's disruption of the lives of the members of his family.