Dark Shadows - Season 6 Episode 225 DS-688 Necking in the afternoon.
Overview: David writes a story about a man who turned into an animal and was hidden in a room, later someone lets the animal out of the room and a hunter kills it. David runs out of the house and Maggie searches for him. Julia and Barnabas find David’s story and speculate if David knows about Chris (who is locked in the mausoleum. David goes to the mausoleum and starts to open the secret panel.