Notable for dubbing English-speaking characters for the Hindi versions of Robocop, The Chronicles of Narnia, and Predators, Wadhwa is also known for his role as Niranjan Agnihotri on the Indian soap opera Iss Pyaar Ko Kya Naam Doon?...Ek Baar Phirand, and for his portrayal of Chanakya on the TV series Chadragupta Maurya. Early in his career, he appeared as Ajatshatru in the Indian television series Amrapali.