Lassie: 4x21
The Greyhound
4 - 1The Runaway Sep. 08, 1957- 4 - 2The Suit Sep. 15, 1957
- 4 - 3Graduation Sep. 22, 1957
- 4 - 4The Burro Sep. 29, 1957
- 4 - 5The Berry Pickers Oct. 06, 1957
- 4 - 6The Raccoon Oct. 13, 1957
- 4 - 7The Ballerina Oct. 20, 1957
- 4 - 8The Elephant Oct. 27, 1957
- 4 - 9The Spartan Nov. 03, 1957
- 4 - 10Happy Nov. 10, 1957
- 4 - 11The Wolf Nov. 17, 1957
- 4 - 12The Tooth Nov. 24, 1957
- 4 - 13Transition Dec. 01, 1957
- 4 - 14Timmy's Family Dec. 08, 1957
- 4 - 15The Bike Dec. 15, 1957
- 4 - 16The Goose Dec. 22, 1957
- 4 - 17The Baby-Sitter Dec. 29, 1957
- 4 - 18The Crisis Jan. 05, 1958
- 4 - 19The Business Jan. 12, 1958
- 4 - 20The Ring Jan. 19, 1958
- 4 - 21The Greyhound Jan. 26, 1958
- 4 - 22Inoculation Feb. 02, 1958
- 4 - 23The Pony Feb. 09, 1958
- 4 - 24Sinbad Feb. 16, 1958
- 4 - 25The Square Dance Feb. 23, 1958
- 4 - 26The Garden Mar. 03, 1958
- 4 - 27Concussion Mar. 09, 1958
- 4 - 28The Hungry Deer Mar. 16, 1958
- 4 - 29The Hospital Mar. 23, 1958
- 4 - 30The Penguin Mar. 30, 1958
