Stephen Fry addresses the "messy subject" of "drugs and dependency" in his latest autobiography, More Fool Me.
In the book - the third part of his life story - the presenter, writer and actor admits to having spent "an enormous amount of time and money on cocaine powder".
His first memoir, Moab Is My Washpot: An Autobiography, was released in 1997 and The Fry Chronicles in 2010.
"The only point of writing an autobiography, or so at least it seems to me, is to be honest," he told The Sunday Times.
"And in this book I have been utterly candid about a period of my life in which I spent an enormous amount of time and money on cocaine powder.