Back and to the Future
| Episode Number | 1 |
|---|---|
| Season | 15 |
| Aired | 2019-10-10 |
| Overview | Picking up here we left off last season, Sam, Dean and Castiel are left to defend the world after all the souls in hell have been released and are back on Earth and free to kill again. |
| Runtime | 41 minutes |
| Absolute Number | 308 |
| Finale Type |