| EPISODE TITLE | EPISODE NUMBER |
| "Herrenvolk" 2 of 2 | 4x01 |
| "Unruhe" | 4x02 |
| "Home" | 4x03 |
| "Teliko" | 4x04 |
| "The Field where I died" | 4x05 |
| "Sanguinarium" | 4x06 |
| "Musings of a Cigarette-smoking man" | 4x07 |
| "Tunguska" 1 of 2 | 4x08 |
| "Terma" 2 of 2 | 4x09 |
| "Paper Hearts" | 4x10 |
| "El Mundo Gira" | 4x11 |
| "Leonard Betts" | 4x12 |
| "Never Again" | 4x13 |
| "Memento Mori" | 4x14 |
| "Kaddish" | 4x15 |
| "Unrequited" | 4x16 |
| "Tempus Fugit" 1 of 2 | 4x17 |
| "Max" 2 of 2 | 4x18 |
| "Synchrony" | 4x19 |
| "Small Potatoes" | 4x20 |
| "Zero Sum" | 4x21 |
| "Elegy" | 4x22 |
| "Demons" | 4x23 |
| "Gethsemane" 1 of 3 | 4x24 |