Commies are hinted when FBI agent Robert Clarke fears his scientist father Paul Birch is going over to "the common cause."
| Name | Type | Role | |
|---|---|---|---|
| Stanley H. Silverman | Writer | ||
| Paul Birch | Guest Star | ||
| Robert Clarke | Guest Star | ||
| John A. Alonzo | Guest Star | ||
| Franklin Adreon | Director |