“Undercover” depicts the story of Han Jung Hyun, who has been hiding his identity for a long time, and Choi Yeon Soo, a human rights lawyer who becomes the first head of the Senior Civil Servant Corruption Investigations Unit to fight for justice.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Camping Zonnedauw | 2019-02-24 | 50 min |
| Season 1 | Episode 2 | Hoogsensitief | 2019-03-03 | 50 min |
| Season 1 | Episode 3 | Italian Designer Drugs | 2019-03-10 | 50 min |
| Season 1 | Episode 4 | Legio Patria Nostra | 2019-03-17 | 55 min |
| Season 1 | Episode 5 | Over de grens | 2019-03-24 | 50 min |
| Season 1 | Episode 6 | Sirenes | 2019-03-31 | 50 min |
| Season 1 | Episode 7 | De kop van die wout | 2019-04-07 | 50 min |
| Season 1 | Episode 8 | Nouveau Monde | 2019-04-14 | 50 min |
| Season 1 | Episode 9 | Bodem | 2019-04-21 | 50 min |
| Season 1 | Episode 10 | Showtime | 2019-04-28 | 50 min |
| Season 2 | Episode 1 | El Dorado | 2020-09-06 | 50 min |
| Season 2 | Episode 2 | Pentagon | 2020-09-13 | 50 min |
| Season 2 | Episode 3 | Soldiers of Love | 2020-09-20 | 50 min |
| Season 2 | Episode 4 | Trojan Horse Power | 2020-09-27 | 50 min |
| Season 2 | Episode 5 | Revolucíon | 2020-10-04 | 50 min |
| Season 2 | Episode 6 | Victor | 2020-10-11 | 50 min |
| Season 2 | Episode 7 | Enrichochet | 2020-10-18 | 50 min |
| Season 2 | Episode 8 | Roadblock | 2020-10-25 | 50 min |
| Season 2 | Episode 9 | Reconstructie | 2020-11-01 | 50 min |
| Season 2 | Episode 10 | Oorlog | 2020-11-08 | 50 min |
| Season 3 | Episode 1 | Boze Oog | 2021-11-21 | 50 min |
| Season 3 | Episode 2 | Festival Shop Super Sales | 2021-11-28 | 50 min |
| Season 3 | Episode 3 | Trust Issues | 2021-12-05 | 50 min |
| Season 3 | Episode 4 | All-In Resort | 2021-12-12 | 50 min |
| Season 3 | Episode 5 | Rat in the Kitchen | 2021-12-19 | 50 min |
| Season 3 | Episode 6 | Pater Familias | 2021-12-26 | 50 min |
| Season 3 | Episode 7 | Total Loss | 2022-01-02 | 50 min |
| Season 3 | Episode 8 | Showdown | 2022-01-09 | 50 min |
| Writing | Jung Hye-eun | Screenplay |
| Directing | Song Hyun-wook | Director |
| Writing | Song Ja-hun | Screenplay |
| Writing | Baek Chul-hyun | Screenplay |
| Directing | Park So-yeon | Co-Director |