Hollywood Mourns Death of Comic Giant Harold Ramis ('Ghostbusters,' 'Groundhog Day')

Actors across generations paid tribute today to Harold Ramis, the mind behind iconic films like Caddyshack, Vacation and Ghostbusters.

Ramis, who died after a battle with a rare autoimmune-related disease, created a body of work that influenced his peers and current comedians alike. A running theme in the following online tributes, though, was about Ramis’s big heart, not just his outsized talents.