Sarna started his acting career in the year 2000 by guest starring in an episode of
Kaahin Kissii Roz as Aseem. In the same year he was cast in a TV show
Kutumb as Yash, the show written by himself. He then took a long break from acting from 2002 to 2017, so he could focus on writing for different shows and films including
Koi Aap Sa and
Kis Kisko Pyaar Karoon, the two films that he wrote a screenplay for. In early 2018, he returned to acting when he was cast in the comedy television series
Belan Wali Bahu, opposite
Krystle D'Souza, that premiered in January 2018. The show was written and produced by himself. ==Personal life==