Reparto (por orden de créditos)
Alan Dunn
Lead Male
Alyson Reed
Narrator(voice)
Farrah Shaikh
Lead Female
Landon Ashworth
Perfect 10 Guy
Lee Bowes
Self
Lucy L. Brown
Self - Neuroscientist
Lori Caulfield
Peter Cove
Lisa DeBruine
Self - Psychologist, University of Aberdeen
David Feinberg
Self - Psychologist, McMaster University, Canada
Helen Fisher
Self - Biological Anthropologist, Rutgers University
Gordon Gallup
Self - Psychologist, University at Albany
Karl Grammer
Self - Evolutionary Biologist, University of Vienna, Austria
Julia Grob
Martie Haselton
Self - Psychologist, UCLA
James Hughes
Doug Kenrick
Self - Psychologist, Arizona State University
Elisabeth Oberzaucher
Self - Anthropologist, University of Vienna, Austria
Kendra Schmid
Self - Statistician, University of Nebraska
Julia Faye West
Self(creditOnly)
Frederick Cipoletti
Love Lab Male(uncredited)
Marty Hertzberg
Matt Houston
Jennifer Kelsey
Love Lab Female(uncredited)
Jarrah Korba
Young Girl(uncredited)
Bret Eric Porter
James Rhine
Bartender(uncredited)
Rayford Sewell
Guy(uncredited)
Amber Slaven
Girl(uncredited)
Felicia Van Pelt
Erica Von Trapp
Max Webb
Parker Young
Perfect 10(uncredited)