Michelle Pfeiffer character Rosie
Paul Rudd character Adam
Saoirse Ronan character Izzie Mensforth
Stacey Dash character Brianna
Fred Willard character Marty
Jon Lovitz character Nathan
Sarah Alexander character Jeannie
Tracey Ullman character Mother Nature
Yasmin Paige character Melanie
Graham Norton character Taylor
Olivia Colman character Hairdresser
Steve Pemberton character Censor
Archie Panjabi character Casting Girl
Mackenzie Crook character Producer
Ed Byrne character Delivery Boy
David Mitchell character David - Writer
Chike Chan character Allergy Actor
Henry Winkler character Himself
Twink Caplan character Sissy
Peter Polycarpou character 2nd Producer
Troy Gentile character Fighting Boy
Sally Kellerman character Herself
Phil Cornwell character Cameraman
Wallace Shawn character Teacher
Rory Copus character Dylan
O.T. Fagbenle character Sean
Iddo Goldberg character Director
Noah Lee Margetts character Monty
Jonathan Ryland character Prop Guy
Simon Kunz character Intruder
Victoria Chalaya character Nathan's Wife
Ashley Lloyd character Zak
Doña Croll character Marty's Secretary
Cassandra Bell character Pretty Waitress
Sam Fusaro character Bouncer
Jennifer Sims character Parent 2
Joe Montana character Very Large Guy
Kya Garwood character You go girl crew (uncredited)
Erin Gavin character Dancer (uncredited)
Melanie Martin character Sean's Wife (uncredited)
Henry Winkler character Henry Winkler (uncredited)
Wallace Shawn character Math Teacher (uncredited)
David Cassidy character Self (archive footage) (uncredited)
Richard Nixon character Self (archive footage) (uncredited)
Benito Mussolini character Self (archive footage) (uncredited)
