Tegan isn't aware she been outfitted with a device to destroy Captain Striker's ship. While the detonation will merely slip the indestructible Eternals back into the realm of eternity, nothing nearly so elegant or as tidy awaits the Ephemerals aboard the ship.
| Name | Type | Role | |
|---|---|---|---|
| Barbara Clegg | Writer | ||
| Lynda Baron | Guest Star | ||
| Leee John | Guest Star | ||
| Cyril Luckham | Guest Star | ||
| Christopher Brown | Guest Star | ||
| Fiona Cumming | Director |