Adnabyddus am
Writing
Credydau
5
Rhyw
—
Penblwydd
—
Man geni
—
A elwir hefyd yn
—
Fletcher Knebel
Adnabyddus am
Rolau actio
| Blwyddyn | Ffilm / Rhaglen teledu / Arall | Rôl |
|---|---|---|
| 1968 | The Dick Cavett Show | Self - Guest |
Credydau
| Blwyddyn | Ffilm / Rhaglen teledu / Arall | Rôl |
|---|---|---|
| — | Night of Camp David | Novel |
| 1994 | The Enemy Within | Novel |
| 1971 | Vanished | Novel |
| 1964 | Seven Days in May | Novel |