Horizon Trial and Error (1964– ) Online
- Original Title :
- Trial and Error
- Genre :
- TV Episode / Documentary
- Year :
- 1964–
- Cast :
- Dilly Barlow,French Anderson,Robert Erickson
- Writer :
- Andrew Cohen
- Type :
- TV Episode
- Time :
- 50min
- Rating :
- 7.2/10
The rise and fall of Gene Therapy.
| Episode credited cast: | |||
 | Dilly Barlow | - | Herself - Narrator (voice) |
| Rest of cast listed alphabetically: | |||
| French Anderson | - | Himself (as Dr. French Anderson) |
| Robert Erickson | - | Himself (as Dr. Robert Erickson) |
| Mickie Gelsinger | - | Himself |
| Paul Gelsinger | - | Himself |
| Dusty Miller | - | Himself (as Professor Dusty Miller) |
| Alan Milstein | - | Himself |
| Inder Verma | - | Herself (as Professor Inder Verma) |