J.K. Rowling Releases New Robert Galbraith Novel 'Lethal White' Author J.K. Rowling's fourth novel in the Cormoran Strike series, published under the pen name Robert Galbraith, was released on Sep. 18. The series stars the detective duo of Cormoran Strike and Robin Ellacott, Rowling has previously stated in an interview with BBC that she has plans for at least another ten novels in
the series. The novels have resulted in a spin-off television series, 'Strike,' which was first broadcast on BBC One. The series premiered on June 1, 2018 in the U.S. on Cinemax under the title
'C.B. Strike.'