Karan Soni was born in New Delhi, India. He made his film debut as Kemal in
Yusuf Sumer's short comedy film
Kaka Nirvana (2010), in which he co-starred with
Rachel Quinn. In 2016, Soni rose to international prominence for his role as Dopinder in
Tim Miller's action film
Deadpool (2016), a role he later reprised in
David Leitch's sequel
Deadpool 2 (2018).