Dark Shadows - Season 6 Episode 25 : DS-485 1971

Dr. Eric Lang works on his creation but can't keep his mind off his dream. Julia enters in the same fashion that she came in during his dream. Eric tells her the dream. Barnabas tells Willie to give Elizabeth a note saying that he will be leaving and that Adam Collins, a cousin from England (really Barnabas in a new body) will arrive to take his place. When Willie arrives at Collinwood, only Cassandra is home. She tries to get the letter, but Elizabeth's car pulls up in the driveway before she can. Meanwhile, at Dr. Langs', Julia and Eric get ready to transfer Barnabas' life force into the body of Adam. Barnabas enters. The electricty for the expierment is started. Meanwhile, at Collinwood, Cassandra has clay doll of Eric. She starts putting pains into it. He starts having pain in his chest. Something in the lab explodes and they are forced to stop it. Eric still has pains from the voodoo doll, and Barnabas now appears dead.