 In this sequal to "Escape From Witch Mountain," Tia and Tony (Kim Richards and Ike Eisenmann), teenage sister and brother who possess extraordinary powers, leave their safe refuge on witch mountain for a trip to Los Angeles (their transport ship lands in the Rose Bowl). Tony is kidnapped by the evil Dr. Gannon (Christopher Lee) and his spinster partner Letha (Bette Davis) and brainwashed into helping Gannon and Letha commit various crimes. It s up to Tia and a gang of truant kids to rescue Tony and prevent a major disaster.