"The Secret of Lost Valley" is a 1980 telefilm produced by Walt Disney Productions. It was originally broadcast on NBC as a two-part episode on Disney's Wonderful World on April 27, and May 4, 1980. The telefilm was directed by Vic Morrow.


  • Jackson Bostwick
  • Gary Collins ... Ned Harkness
  • John Lupton
  • Eddie Marquez ... Zane
  • Mary Ann Mobley ... Susan Harkness
  • Brad Savage
  • Tom Simcox
  • Barry Sullivan