Elenco (na ordem dos créditos)
Dianna Adama
Teacher Wuhan City
Caio Sael
Dweldil Savick
Thomas Friedrich
Professor
Didier Housin
Professor WHO
Yanzhong Huang
Global Health
Christine McDaniel
Senior Researcher
Donald G. McNeil Jr.
Science and Health Reporter
Dave O'Connor
Jennifer Rohn
Cell Biologist
Ajay Sethi
Epidemiologist
Erik Thompson
Self - Narrator
Robin Thompson
Li Wenliang
Doctor