Actor
| Movies | |
|---|---|
| 2007 |
The Last Mimzy |
| 2000 |
Frequency |
Maze |
|
| Series | |
|---|---|
| 2011 |
The Big Bang Theory |
The Herb Garden Germination (S04E20) |
|
| Documentaries | |
|---|---|
| 2011 |
The Fabric of the Cosmos (series) |
| 2007 |
The Universe (series) |
Beyond the Big Bang (S01E14) |
|
| 2003 |
The Elegant Universe (series) |
| 2000 |
The Science & Technology Behind 'Frequency' |
| 1974 |
Nova (series) |
Screenwriter
| Documentaries | |
|---|---|
| 2003 |
The Elegant Universe (series) |
Guest
| Shows | |
|---|---|
| 2015 |
Star Talk |
The Late Show with Stephen Colbert |
|
| 2005 |
The Colbert Report |
| 1993 |
Late Show with David Letterman |
| 1979 |
CBS News Sunday Morning |