Documentary about canine superstar Lassie, combining film clips, still photographs, home movies, archival footage and on-camera interviews with many figures involved with the Lassie films or television series.
| Actor | Role |
|---|---|
 June LockhartSelf | Self |
| RRobert GoldenSelf | Self |
 Claude Jarman Jr.Self | Self |
 Janet LeighSelf | Self |
 Roddy McDowallSelf | Self |
 Lorne MichaelsSelf | Self |
 Margaret O'BrienSelf | Self |
 Daniel PetrieSelf | Self |
 Jon ProvostSelf | Self |
 Tommy RettigSelf | Self |
| RRobert WeatherwaxSelf | Self |
| LLinda WratherSelf | Self |