In this 1975 family adventure film directed by John Hough, two orphaned siblings, Tony and Tia, discover they possess extraordinary powers. As they embark on a journey to uncover their mysterious origins, they are pursued by a nefarious millionaire who seeks to exploit their abilities for his own gain. The film stars Kim Richards and Ike Eisenmann, whose performances bring the intriguing story to life. Notably, the movie is based on the 1968 novel by Alexander Key. For those interested, it can be viewed for free on 123Movies / Movies123.