Donald Abrams

Self (as Dr. Donald Abrams)

David Bearman

Self (as Dr. David Bearman)

Manuel Guzman

Self (as Dr. Manuel Guzman)

Jeffrey Hergenrather

Self (as Dr. Jeffrey Hergenrather)

Sean McAllister

Self (as Dr. Sean McAllister)

Raphael Mechoulam

Self (as Dr. Raphael Mechoulam)

Robert Melamede

Self (as Dr. Robert Melamede)

Donald Tashkin

Self (as Dr. Donald Tashkin)

Massimo Mazzucco