Dennis Kelly is a Tony Award winning playwright who has written many plays including Girls & Boys, Osama the Hero, DNA and more. 

He is also the writer of the book for Matilda the Musical, which has earned him a Tony Award and has written the screenplay for the feature length film. 

He also talks about writing the screenplay, Black Sea and what screenplays he is working on in the future especially working one script for Netflix. 

WARNING: Contains Strong Language