
Cast
Michael Mosley
Self / Presenter / Journalist
FS
Fauja Singh
Self / 100+ year old marathon runner
LF
Luigi Fontana
Self / Professor, Washington University School of Medicine
JC
Joe Cordell
Self / Calorie Restrictor on Optimal Nutrition (CRONy)
VL
Valter Longo
Self / Professor, USC
KAV
Krista A. Varaday
Self / Professor of Nutrition, University of Illinois Chicago
MPM
Mark P. Mattson
Self / Professor, National Institute on Aging
CM
Clare Mosley
Self / Wife / General Practitioner / Consultant