Harry Cook is a British-Australian actor and writer. Cook is best known for his roles in Accidents Happen (2009), Caught Inside and Drown (film). Other roles also include Chook in Panic at Rock Island (2010), Drew Johnston in I Love You Both (2015) and Tom Muller in My Place (TV Series). His role in Drown earned him a Best Supporting Actor Award at FilmOut San Diego Film Festival in 2015.

In September 2018, Cook's debut memoir Pink Ink (book) was released. His debut young adult novel, Fin & Rye & Fireflies, was released worldwide in August 2020 through Black and White Publishing's imprint Ink Road Books as their first LGBTQI+ themed YA novel. In 2021, Harry released his second YA novel, Felix Silver, Teaspoons & Witches via Duet/Interlude press.