Ari played the role of a child Jason Voorhees in Friday the 13th, appearing in Pamela Voorhees's flashback and Alice Hardy's dream- the final scene of the film. Lehman also appears in archive footage, in Friday the 13th Part 2 (1981) and Friday the 13th: The Final Chapter (1984). Ari Lehman has hand signed this Friday the 13th 8x10 Photo with dual Jason 1/Crystal Lake Killer! inscriptions. Ari Lehman Hologram and Certificate of Authenticity from Athlon Sports Collectibles.