The quest for the Third Segment has landed the Doctor and Romana in the midst of a druidic cult centered on a stone circle. But the stones are not what they seem. And somewhere out there is a blood-thirsty celtic godess.
| Name | Type | Role | |
|---|---|---|---|
| David Fisher | Writer | ||
| Elaine Ives-Cameron | Guest Star | ||
| Beatrix Lehmann | Guest Star | ||
| Susan Engel | Guest Star | ||
| Nicholas McArdle | Guest Star | ||
| Darrol Blake | Director |