Mercedes McCambridge guest stars as ancient witch Carlotta, an old "friend" of Samantha's mother, Endora. Years earlier, Endora had promised that Sam would marry Carlotta's namby-pamby warlock son, Juke (Steve Franken). Now, Carlotta threatens to utterly destroy Darrin if the promise is not honored. Written by Lila Garrett and Bernie Kahn, "Darrin Gone! And Forgotten?" first aired on October 17, 1968. ~ Hal Erickson, Rovi