| At the young age of 5, Tathagata Mukherjee made his first appearance on stage. | 
| He began his professional journey in theatre in 2005. | 
| While studying at Rabindra Bharati University, he also pursued drama. | 
| In his childhood, he spent three years on a pilgrimage with Bengali drag artist Chapal Bhaduri. | 
| His career significantly changed with Bou Kotha Kao (2009), which opened doors to lead roles. | 
| He has also been recognized for his theatre work in productions like Tarpor and Ekti Obastab Golpo. | 
| Influenced by Quentin Tarantino and Bratya Basu, he ventured into filmmaking. | 
| He made cameo appearances in Bengali TV serial Agnipariksha (2009) and film Tumi Ashbe Bole (2021). | 
| His music videos Jingle Bells Qwali and Holi Bol gained popularity online in 2017. | 
| Tathagata and Debolina Dutta established their production house in 2016. | 
| His short film Geodesy (2017) received a nomination for the Jio Filmfare Awards. | 
| Notably, his film Unicorn (2019) was filmed underwater in the Indian Ocean. | 
| The short film 'Striped' (2020) raised awareness on lockdown and climate change. | 
| He married Debolina Dutta shortly after dating for two and a half months. | 
| His first marriage to Kanyakumari Mukherjee also took place soon after they started dating. | 
| The original release of his film Bhotbhoti (2022) was limited to 10 cinemas; it was later re-released on YouTube. | 
| In 2023, he faced separation rumors with his wife, which were subsequently resolved. | 
| He is an occasional smoker and maintains a fitness routine. | 
| Advocating for social issues, he actively discusses various topics on social media. | 
| Tathagata is a dog lover and has rescued many stray dogs. |