| Episodes | Name | Date | Rating |
|---|---|---|---|
| S1 EP1 | Pilot | 2013-09-16 | 6.3 |
| S1 EP2 | Blood Moon | 2013-09-23 | 6.4 |
| S1 EP3 | For the Triumph of Evil | 2013-09-30 | 6.3 |
| S1 EP4 | The Lesser Key of Solomon | 2013-10-07 | 6.5 |
| S1 EP5 | John Doe | 2013-10-14 | 6.4 |
| S1 EP6 | The Sin Eater | 2013-11-04 | 6.6 |
| S1 EP7 | The Midnight Ride | 2013-11-11 | 6.9 |
| S1 EP8 | Necromancer | 2013-11-18 | 6.7 |
| S1 EP9 | Sanctuary | 2013-11-25 | 6.6 |
| S1 EP10 | The Golem | 2013-12-09 | 6.4 |
| S1 EP11 | The Vessel | 2014-01-13 | 6.8 |
| S1 EP12 | The Indispensable Man | 2014-01-20 | 7 |
| S1 EP13 | Bad Blood | 2014-01-20 | 7 |
| S2 EP1 | This Is War | 2014-09-22 | 6.6 |
| S2 EP2 | The Kindred | 2014-09-29 | 6 |
| S2 EP3 | Root of All Evil | 2014-10-06 | 6 |
| S2 EP4 | Go Where I Send Thee... | 2014-10-13 | 5.6 |
| S2 EP5 | The Weeping Lady | 2014-10-20 | 6 |
| S2 EP6 | And the Abyss Gazes Back | 2014-10-27 | 5.7 |
| S2 EP7 | Deliverance | 2014-11-03 | 6 |
| S2 EP8 | Heartless | 2014-11-10 | 6 |
| S2 EP9 | Mama | 2014-11-17 | 6.1 |
| S2 EP10 | Magnum Opus | 2014-11-24 | 6.3 |
| S2 EP11 | The Akeda | 2014-12-01 | 6.2 |
| S2 EP12 | Paradise Lost | 2015-01-05 | 5.7 |
| S2 EP13 | Pittura Infamante | 2015-01-19 | 5.7 |
| S2 EP14 | Kali Yuga | 2015-01-26 | 5.7 |
| S2 EP15 | Spellcaster | 2015-02-02 | 6 |
| S2 EP16 | What Lies Beneath | 2015-02-09 | 6.1 |
| S2 EP17 | Awakening | 2015-02-16 | 6.2 |
| S2 EP18 | Tempus Fugit | 2015-02-23 | 6.2 |
| S3 EP1 | I, Witness | 2015-10-01 | 6.6 |
| S3 EP2 | Whispers in the Dark | 2015-10-08 | 6.6 |
| S3 EP3 | Blood and Fear | 2015-10-15 | 6.7 |
| S3 EP4 | The Sisters Mills | 2015-10-22 | 6.5 |
| S3 EP5 | Dead Men Tell No Tales | 2015-10-29 | 6.1 |
| S3 EP6 | This Red Lady from Caribee | 2015-11-05 | 6.5 |
| S3 EP7 | The Art of War | 2015-11-12 | 6.6 |
| S3 EP8 | Novus Ordo Seclorum | 2015-11-19 | 7.2 |
| S3 EP9 | One Life | 2016-02-05 | 6.6 |
| S3 EP10 | Incident at Stone Manor | 2016-02-12 | 6.9 |
| S3 EP11 | Kindred Spirits | 2016-02-19 | 6.5 |
| S3 EP12 | Sins of the Father | 2016-02-26 | 6.4 |
| S3 EP13 | Dark Mirror | 2016-03-04 | 6.5 |
| S3 EP14 | Into the Wild | 2016-03-11 | 6.3 |
| S3 EP15 | Incommunicado | 2016-03-18 | 6.5 |
| S3 EP16 | Dawn's Early Light | 2016-03-25 | 6.8 |
| S3 EP17 | Delaware | 2016-04-01 | 6.8 |
| S3 EP18 | Ragnarok | 2016-04-08 | 6.2 |
| S4 EP1 | Columbia | 2017-01-06 | 6.7 |
| S4 EP2 | In Plain Sight | 2017-01-13 | 6.6 |
| S4 EP3 | Heads of State | 2017-01-20 | 6.8 |
| S4 EP4 | The People vs. Ichabod Crane | 2017-01-27 | 6.4 |
| S4 EP5 | Blood from a Stone | 2017-02-03 | 6.5 |
| S4 EP6 | Homecoming | 2017-02-10 | 6.7 |
| S4 EP7 | Loco Parentis | 2017-02-17 | 6.7 |
| S4 EP8 | Sick Burn | 2017-02-24 | 6.5 |
| S4 EP9 | Child's Play | 2017-03-03 | 6.8 |
| S4 EP10 | Insatiable | 2017-03-10 | 6.8 |
| S4 EP11 | The Way of the Gun | 2017-03-17 | 6.9 |
| S4 EP12 | Tomorrow | 2017-03-24 | 6.7 |
| S4 EP13 | Freedom | 2017-03-31 | 6.4 |