(WGHP) — Actor Dave Coulier has revealed that he has been diagnosed with cancer. Coulier, 65, says that he has Stage 3 non-Hodgkin lymphoma. He made the revelation on his podcast "Full House Rewind." American actor, stand-up comedian, impressionist, and television host Dave Coulier poses for a portrait, Los Angeles, California, January 1993. Coulier played Joey Gladstone on the ABC sitcom Full House. (Photo by Bill Nation/Sygma via Getty Images) Coulier is best known for his portrayal of Joey Gladstone, or Uncle Joey, in the show "Full House." He also was a voice actor on "Muppet Babies" and provided the voice for Peter Venkman in the "The Real Ghostbusters."