Alfonso Ribeiro, who played his Tv son on the hit show, took to his Facebook page to break the sad news on Wednesday (01Jan14), calling Avery "a second father".
He added, "I will miss him greatly."
Avery recently underwent surgery for an undisclosed illness. He passed away on New Year's Eve (31Dec13).
He also appeared on Tv shows like That '70s Show, Csi: Crime Scene Investigation and Grey's Anatomy.