Sharyn Alfonsi
В роли: Self - Correspondent (segment "MVP")

Josh Donaldson
В роли: Self - Third Baseman, Toronto Bluejays (segment "MVP")

Lisa French
В роли: Self - Josh's Mother (segment "MVP")

Lloyd Skoda
В роли: Self - Baseball Coach, Faith Academy (segment "MVP")

John Gibbons
В роли: Self - General Manager, Toronto Blue Jays (segment "MVP")

Jeff Glor
В роли: Self - Correspondent (segment "Unstoppable")

Alana Nichols
В роли: Self - Paralympian (segment "Unstoppable")

Erik Peteson
В роли: Self - Coach, National Sports Center for the Disabled (segment "Unstoppable")

Armen Keteyian
В роли: Self - Correspondent (segment "Down to the Wire")

Ogden Mills Phipps
В роли: Self - The Jockey Club (segment "Down to the Wire") (хроника)

Travis Tygart
В роли: Self - CEO, USADA (segment "Down to the Wire")