Joseph Cross

Augusten Burroughs

Annette Bening

Deirdre Burroughs

Brian Cox

Dr. Finch

Gwyneth Paltrow

Hope Finch

Joseph Fiennes

Neil Bookman

Evan Rachel Wood

Natalie Finch

Alec Baldwin

Norman Burroughs

Jill Clayburgh

Agnes Finch

Gabrielle Union

Dorothy

Patrick Wilson

Michael Shephard

Kristin Chenoweth

Fern Stewart

Dagmara Domińczyk

Suzanne

Colleen Camp

Joan

Jack Kaeding

Six-Year-Old Augusten Burroughs

Gabriel Guedj

Poo

Nancy Cassaro

Christy - 1978 Poetry Club

Omid Abtahi

Restaurant Manager

Julie Remala

Restaurant Waitress

Will Carter

Officer Button

Bonnie Weis

Cocktail Waitress

Dakotah Masset

Waitress

Marianne Muellerleile

Nurse

Anthony Aria

Audience Member (uncredited)

Augusten Burroughs

Self (uncredited)

Lindsay Canton

Co-Ed (uncredited)

Leslie Grossman

Sue (uncredited)

Joshua Levine

Chris (uncredited)

Margaret Newborn

Audience Member (uncredited)

Devanny Pinn

Poetry Club Member (uncredited)

Amy Rider

Sugar (uncredited)

Gary Sievers

Jewish Rabbi (uncredited)

Joseph Sims

Audience Member (uncredited)

Scott Slifer

Audience Member (uncredited)

Cole Volmer

College Student (uncredited)

Pilar Walsh

Professor's Wife (uncredited)

Rachel Zeskind

Deirdre Obsessed Fan (uncredited)