Patrick Winczewski

Narrator (voice)

Tanveer Ahmed

Self - Ass. Professor Plast. Surgery

Edward Allera

Self - Pharmacist / Former Attorney

Uwe Behrens

Self - MUT Alliance

Juan José Gómez Camacho

Self - UN Ambassador

Slava Epstein

Self - Professor at Northeastern University

Peter Greenhouse

Self - Sexual Health expert

Tom Grumbly

Self - Chairman SoAR Foundation (USA)

Alexander Kallen

Self - Centres of Diseas Control and Preventiond

Maryn McKenna

Self - Science journalist