Based on whose novel is the screenplay for the film where Bruno Rovello played Richie Brown?
Jack Rovello: Bruno Rovello (born April 6, 1994) is an American actor. Jack Rovello:  He appeared as Richie Brown in the 2002 Academy Award-nominated film "The Hours". The Hours (film):  The screenplay by David Hare is based on Michael Cunningham's 1999 Pulitzer Prize-winning novel of the same title.
Michael Cunningham's 1999 Pulitzer Prize-winning novel