Even if co-stars are super close during the years they worked together, sometimes friendships fizzle out once stars go their separate ways after the show wraps. It's totally normal to drift apart from friends sometimes, but what's important is that you always treat people with kindness and respect. Some of your fave co-stars friendships have ended because of personal conflicts, while others celebs have just drifted apart naturally.
Click through the gallery to uncover which co-stars' friendships have faded. Then, drop a comment below telling us which of these took you by surprise.