Katie Burke
Wade Handler
Embry Larkin
Samantha Harper
Lieutenant Bill Stayton
Robert Hanson
Mousy Julie (as Melanie Jayne Lynskey)
Professor Jergensen
Harrison Hobart
August
Amanda Luttrell
Andre
Susan
Ted
Dr. David Schaffer
Jed
Young Katie
Regular Guy
Eager Beaver
Tech Recruiter
Venture Capitalist
Detective Rigney
Detective Kanter
Archivist (as Rob Burns)
Female Interviewee
Girl Singer
Waitress
Student on Cell Phone
Campus Security Officer
Campus Security Officer (as Jay LaVallée)
Frank Peabody
Recovering Alcoholic College Student
Bill
Harrison Hobart, Sr.
Mrs. Harrison Hobart (as Liz Mac Rae)
Cabbie
Homeless Guy
Research Assistant (as Gian Paolo Venuta)
Female Mogul
Professor
Russian Bear
Indian Guy
Passerby Outside Plum
Katie's Father
Student in Cafeteria
Recovering Alcoholic Member (as Charles Doucet)
Recovering Alcoholic Member
Trip Hop Inferno: Virgil
Trip Hop Inferno: Tortured Soul
Trip Hop Inferno: Dante
Trip Hop Inferno: Performer
Trip Hop Inferno: Mime
Trip Hop Inferno: Wolf
Trip Hop Inferno: Minos
Library Assistant
Student choir
Student Choir
Student choir (as Ben Kwong)
Student choir (as Si-Wai "Francis" Zih)
Choir Conductor
Pirates of Penzance
Client de la tabagie
Ski Mask Guy (uncredited)
Susan Bunwell (uncredited)
Grieving Student (uncredited)
Student (uncredited)
Ellie Watson (uncredited)
Mrs. Burke (uncredited)