School Reunion
| Episode Number | 3 |
|---|---|
| Season | 2 |
| Aired | 2006-04-29 |
| Overview | A London school is haunted by strange, bat-like creatures at night. When the Doctor investigates, he finds an old friend, Sarah Jane Smith, already working undercover. As they confront their past, Rose discovers the true legacy of being a Time Lord's companion. |
| Runtime | 44 minutes |
| Absolute Number | 17 |
| Finale Type |