Koushik has performed in several live stage play productions.

Playing "Grandpa" in "West Bollywood" by Aruna Harjani

at "The Matrix Theatre", West Hollywood, CA

Playing "Max" in "A Comedy of Tenors" by Ken Ludwig

at Canyon Theatre Guild, Santa Clarita, CA

Playing "Kumar" in "The Naked Yogi"

at "The Underground Theatre", Los Angeles

(a part of Hollywood Fringe Festival, 2017)

Playing "Adam" in "Mark Twain's Adam and Eve" by Mark Twain

at "The Playhouse", Pasadena, CA

Playing "Prince Nakshatra" in "Sacrifice" by Rabindranath Tagore

at Lilian Theatre, Los Angeles