John Krasinski

as Jack Ryan

as Luke Purdue

as Dad / Marshmallow (voice)

as Self - Narrator (voice)

as Clark Kent / Superman (voice)

as Reed Richards

as Silhouetted Gamer (voice)

as Lee Abbott

as Self

as Self - Host(9 eps)

as Project 77 (voice)

as Jack Ryan(30 eps)

as Owen Huntington (voice)

as Lee Abbott

as Attorney Auerbach

as John Hollar

as Narrator: American version (voice)

as Jack Silva

as Self - Guest(8 eps)

as Self(1 ep)

as John "Woody" Woodside

as Self(2 eps)

as Self(1 ep)

as Halim (voice)

as Secretariat (voice)(3 eps)

as Self - Guest(3 eps)

as Self - Guest(3 eps)

as Insomniac #3

as Self(1 ep)

as Self (uncredited)

as Frank McCay (voice)

as Self - Letter Reader

as Self

as Peter

as Jim Halpert

as Dustin Noble

as Adam Carlson

as John Krasinski

as Ethan

as Self(2 eps)

as Harley

as Ryan / Subject #20

as Burt Farlander

as Cuthbert (voice)

as Self(1 ep)

as Carter Rutherford

as Brevin

as Gideon

as Ben Murphy

as Lancelot (voice)

as Self(1 ep)

as Camp Muckamungus

as Sam Walsh

as Ben

as Paper Badge Officer

as Self

as Additional voices (voice)

as Bob Flynn

as Corporal Harrigan

as Jim Halpert(186 eps)

as Gilbert (voice)(1 ep)

as Messenger

as Self(1 ep)

as Ben

as Self(1 ep)

as Self(4 eps)

as Brian

as Curtis Horne(1 ep)

as Self(1 ep)

as Jace Gleesing(1 ep)

as Process Server(1 ep)

as Lyle Davis(1 ep)

as Judge's Assistant (uncredited)

as Self - Guest(3 eps)

as Self(1 ep)

as Self(2 eps)

as Self - Host(1 ep)

as Self(1 ep)

as Self(3 eps)

as Self(1 ep)

as Self - Presenter(1 ep)