New Delhi, June 2 -- Director Adam Marcus has sparked controversy with a series of social media posts targeting the late Val Kilmer, reviving decades-old debate about the acclaimed actor's conduct on film sets.

Marcus, 58, reflected on his experience directing Kilmer in the 2008 action thriller Conspiracy in posts shared on Threads on 31 May. The filmmaker posted a photograph from the production and accompanied it with a sharply worded caption.

"#MicroIntellectMonday to that time when I directed that guy. The guy who played Iceman and Doc Holiday. You know the one," Marcus wrote, according to reports. "Here's me and the Putz working it out on the set of Conspiracy. So yeah, that happened."

The comments quickly attracted attention becau...