The country is in shock and divided as Oliver Cromwell (Dominic West) puts the King (Peter Capaldi) on trial for treason and becomes the first head of the Republican Government.
| Name | Type | Role | |
|---|---|---|---|
| Peter Flannery | Writer | ||
| Dominic West | Guest Star | ||
| Michael Fassbender | Guest Star | ||
| Jeremy Crutchley | Guest Star | ||
| Peter Capaldi | Guest Star | ||
| John Simm | Guest Star | ||
| Tom Goodman-Hill | Guest Star | ||
| Andrea Riseborough | Guest Star |