From January 20 to 22, 2017, I.O.I held their final concert titled Time Slip – I.O.I. The three-day concert was held in Jangchung Gymnasium, where the group held their debut showcase.
| Actor | Role |
|---|---|
 Im Na-youngSelf | Self |
 Kim Se-jeongSelf | Self |
 Jung Chae-yeonSelf | Self |
 Zhou JieqiongSelf | Self |
 Kim So-hyeSelf | Self |
 YeonjungSelf | Self |
 Choi Yoo-jungSelf | Self |
 Kang Mi-naSelf | Self |
 Kim Do-yeonSelf | Self |
 Jeon SomiSelf | Self |