Générique complet
La vera storia della marijuana
DA
Donald Abrams
Self (as Dr. Donald Abrams)
DB
David Bearman
Self (as Dr. David Bearman)
MG
Manuel Guzman
Self (as Dr. Manuel Guzman)
JH
Jeffrey Hergenrather
Self (as Dr. Jeffrey Hergenrather)
SM
Sean McAllister
Self (as Dr. Sean McAllister)
Raphael Mechoulam
Self (as Dr. Raphael Mechoulam)
RM
Robert Melamede
Self (as Dr. Robert Melamede)
DT
Donald Tashkin
Self (as Dr. Donald Tashkin)