Sally gets surgery for her hearing. Lassie gets lost after having to hide out in the back of a laundry van.
| Actor | Role |
|---|---|
 Larry PennellKeith Holden | Keith Holden |
 Pamelyn FerdinLucy Baker | Lucy Baker |
 Jay W. MacIntoshElaine Baker | Elaine Baker |
 John LasellDr. Robbins | Dr. Robbins |
| KKevin BrodieDark-Haired Surfer | Dark-Haired Surfer |
 Jay NorthJim (Curly-Haired Surfer) | Jim (Curly-Haired Surfer) |
 Jon LormerMan With Yorkshire Terrier (uncredited) | Man With Yorkshire Terrier (uncredited) |
 LassieLassie the Dog | Lassie the Dog |