as Tom Backster

as Leonard Cohen

as Reuben

as Luis Alvarez

as Jesse

as Mark

as Hugo

as Trent Aged 15

as Amir

as Henry

as Ian Warfield

as Algernon

as Warren Straub

as Spencer Gilpin

as Nick

as Nick Fleischman

as Jared Whitcomb

as Oliver

as Self - Peter

as Peter Graham

as Noah

as Party Friend (uncredited)

as Young Spencer Gilpin

as John 'Derf' Backderf

as Dzhokhar Tsarnaev

as Jamie Schwartz

as Cole

as Zane

as Bennett

as Noah

as Alex

as Eli Pettifog

as Timmy Barsky

as Allen

as Clayton

as

as Alex Wolff

as Himself

as Self

as Max Weston

as Himself

as Alex

as Alex

as Brian Willis