Look, you and me? We get it. People change, actors move on with their lives, and part ways with producers - amicably or otherwise; it's none of our beezwax. That's life!
But television, famously,
isn't life. And if they thought WE were just gonna let it slide that a supporting character looks completely different all of a sudden? Well, they've got another thing comin'.
Here are a few times they tried to sneak in a casting change, but they couldn't pull one over on US: