Diff'rent Strokes: Season 1
This season started on November 3, 1978. The table lists episodes with recorded air dates up to September 28, 2026.
| Ep | Title and air date | My place |
|---|
| 1 | Movin' In · 25 min | |
| 2 | The Social Worker · 25 min | |
| 3 | Mother's Last Visit · 25 min | |
| 4 | Prep School · 25 min | |
| 5 | The Spanking · 25 min | |
| 6 | Goodbye Dolly · 25 min | |
| 7 | The Trial | |
| 8 | Retrospective (1) · 25 min | |
| 9 | Retrospective (2) | |
| 10 | The Fight | |
| 11 | The Club Meeting | |
| 12 | The Woman | |
| 13 | No Time for Arnold | |
| 14 | The Relative | |
| 15 | The Tutor | |
| 16 | The New Landlord | |
| 17 | Willis' Privacy | |
| 18 | Mrs. Garrett's Crisis | |
| 19 | The Job (a.k.a.) Willis' Job | |
| 20 | The Trip (I) | |
| 21 | The Trip (2) | |
| 22 | Getting Involved · 30 min | |
| 23 | Willis' Birthday | |
| 24 | The Girls School (a.k.a.) Garrett's Girls | |
