Eckhart seeks a mutant who can absorb energy, one who Brennan becomes romantically involved with.
| Name | Type | Role | |
|---|---|---|---|
| Elizabeth Keyishian | Writer | ||
| David L. Newman | Writer | ||
| Mark Lutz | Guest Star | ||
| Moya O'Connell | Guest Star | ||
| Gordon Currie | Guest Star | ||
| Reuben Thompson | Guest Star | ||
| John Bell (XI) | Director | ||
| Tom Fudge | Director |