City of Tomorrow (2014)

Rachel Crane

Self - Correspondent

Mike O'Hare

Self - Lead Manager, London Array (segment "London")

Denis Hayes

Self - President and CEO, Bullitt Foundation (segment "Seattle")

Michael Feldman

Self - VP of Engineering, BigBelly Solar (segment "Philadelphia")

Donald Carlton

Self - Deputy Chief Commissioner (segment "Philadelphia")

Erin Burnett

Self - Correspondent