Back in November, James shared his diagnosis with People. "I have colorectal cancer. I've been privately dealing with this diagnosis and have been taking steps to resolve it, with the support of my incredible family," he said. "There's reason for optimism, and I'm feeling good."

In the candid clip, shared on Saturday, March 8, Van Der Beek told his supporters, "It has been the hardest year of my life." He continued with an anecdote, recalling how he "used

The ‘Dawson’s Creek’ alum is opening up about the emotional and physical ravages of his bout with colorectal cancer.