John Arthur Heilemann is an American journalist and national-affairs analyst for NBC News and MSNBC. With Mark Halperin, he co-authored Double Down and Game Change, books about presidential campaigning. Heilemann has formerly been a staff writer for New York, Wired, and The Economist.
| Movie | Stephen Colbert's Live Election Night Democracy's Series Finale | Self | 2016-11-08 | 
| Series | The Circus | Self - Co-Host | 2016-01-17 | 
| Series | The Late Show with Stephen Colbert | Himself | 2015-09-08 | 
| Movie | The Making of Trump | Self | 2015-11-30 | 
| Series | The Sixties | Self - Editor, New York Magazine | 2014-05-29 | 
| Movie | Game Change | St. Paul Reporter | 2012-02-28 | 
| Series | Download: The True Story of the Internet | 2008-03-03 | |
| Series | The Colbert Report | Unknown | 2005-10-17 | 
| Series | Real Time with Bill Maher | Himself | 2003-02-21 |