James Van Der Beek attends the premiere of "Overcompensating" in Los Angeles on May 14. (JC Olivera/GA/The Hollywood Reporter via Getty Images)James Van Der Beek made a surprise virtual appearance at a Dawson's Creek charity reunion in New York City on Monday night after he was unable to attend the event in person due to illness.According to People magazine, the cast of Dawson's Creek - including Michelle Williams, Katie Holmes and Joshua Jackson - took part in a live reading of the show's pilot episode at the Richard Rodgers Theatre to benefit the F*** Cancer organization.