With their own DNA as a roadmap, and $50,000 on the line, four couples must race coast-to-coast and discover a different relative every day.
| Season | From | To | Episodes |
|---|---|---|---|
| All Seasons | |||
| Specials | 0 | ||
| Season 1 | February 2016 | May 2016 | 11 |
| Season 2 | March 2017 | April 2017 | 11 |
| Season 3 | March 2018 | April 2018 | 10 |
| Season 4 | September 2018 | November 2018 | 10 |
| Season 5 | March 2019 | May 2019 | 10 |
| Season 6 | September 2019 | November 2019 | 10 |
| Season 7 | February 2021 | April 2021 | 10 |
| Season 8 | September 2021 | November 2021 | 10 |
| Season 9 | February 2022 | May 2022 | 10 |
| Season 10 | September 2022 | November 2022 | 10 |
| Season 11 | March 2023 | May 2023 | 10 |
| Season 12 | September 2023 | November 2023 | 10 |
| Season 13 | March 2024 | May 2024 | 10 |
| Season 14 | September 2024 | November 2024 | 10 |
| Season 15 | March 2025 | May 2025 | 10 |
| Unassigned Episodes | 0 |
| Season | From | To | Episodes |
|---|---|---|---|
| All Seasons | |||
| Specials | 0 | ||
| Season 4 | September 2018 | 1 | |
| Season 6 | October 2019 | 1 | |
| Unassigned Episodes | 150 |
| Season | From | To | Episodes |
|---|---|---|---|
| Season 1 | 0 | ||
| Unassigned Episodes | 152 |
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