Case file #100-98451-L: Co'nrad Letterman - John R. Milton, Internal Security, Sabotage.
| Name | Type | Role | |
|---|---|---|---|
| Norman Jolley | Writer | ||
| Edward V. Monaghan | Writer | ||
| Robert J. Shaw | Writer | ||
| Doreen Lang | Guest Star | ||
| James Seay | Guest Star | ||
| John McLiam | Guest Star | ||
| James Sikking | Guest Star | ||
| Phyllis Thaxter | Guest Star | ||
| John Lupton | Guest Star | ||
| Arthur Franz | Guest Star | ||
| Anthony Eisley | Guest Star | ||
| Julie Sommars | Guest Star | ||
| Gil Peterson | Guest Star | ||
| Michael Rennie | Guest Star | ||
| Dabney Coleman | Guest Star | ||
| Christian Nyby | Director |