Mork & Mindy (1978)

S03E09 Alas, Poor Mork, We Knew Him Well

Title: O Mork, How We Shall Miss You Plot: Mork encounters an insurance agent who instills a deep fear of dying in various natural calamities. Overwhelmed by anxiety, he retreats into a glass bubble that he sets up in the living room, seeking refuge from the world outside. As he isolates himself, his friends begin to worry about his mental state and devise a plan to help him confront his fears.