High Quality Content by WIKIPEDIA articles! Joseph "Joey" Jeremiah is a fictional character from the Degrassi series portrayed by Pat Mastroianni. His first appearance in the series was as a grade 8 student on Degrassi Junior High. Since his first appearance up to Degrassi High, he has been the main focus character and arguably the most popular among the viewers. On Degrassi: The Next Generation, he is a recurring character.