Truman Capote as Self (archive footage)

George Plimpton as Self (voice) (archive footage)

Kate Harrington as Self

Dotson Rader as Self

Lauren Bacall as Self (voice) (archive footage)

Sally Quinn as Self

John Richardson as Self, art historian

Jay McInerney as Self

Phoebe Pierce as Self, Truman Capote's friend (voice) (archive footage)

Barbara Lawrence as Self, journalist, The New Yorker (voice) (archive footage)

Babs Simpson as Self, fashion writer, Vogue (voice) (archive footage)

Norman Mailer as Self (voice) (archive footage)

Colm Tóibín as Self

Marella Angelli as Self, Truman Capote's friend (voice) (archive footage)

Jack Dunphy as Self (voice) (archive footage)

Sadie Stein as Self

George Axelrod as Self (voice) (archive footage)

Louise Melhado Grunwald as Self (voice) (archive footage)

Gavin Lambert as self, Truman Capote's friend (voice) (archive footage)

Slim Keith as self, Truman Capote's friend (voice) (archive footage)

C.Z. Guest as self, Truman Capote's friend (voice) (archive footage)

Lee Radziwill as self, Truman Capote's friend (voice) (archive footage)

Babe Paley as self, Truman Capote's friend (voice) (archive footage)

André Leon Talley as Self

Loel Guinness as Self (voice) (archive footage)

Lewis Lapham as Self

William F. Buckley Jr. as Self (voice) (archive footage)

Donald Brooks as Self (voice) (archive footage)

Leonora Hornblow as Self (voice) (archive footage)

Candice Bergen as Self (voice) (archive footage)

Dick Cavett as Self

Mick Jagger as Self (archive footage)

Bob Colacello as Self (archive footage)

Piedy Lumet as self, Truman Capote's friend (voice) (archive footage)

Kate Paley as Self, Babe Paley's daughter (voice) (archive footage)

Judy Green as self, Truman Capote's friend (voice) (archive footage)