Seasons
Season 1 episodes — IMDb ratings
| # | Title | Rating | Votes |
|---|
| 1 | Pilot | 8.0 | 1,092 |
| 2 | 2.0 | 7.8 | 861 |
| 3 | Kill Jill | 8.0 | 807 |
| 4 | Rough Trade | 8.0 | 757 |
| 5 | The Guardian | 8.2 | 741 |
| 6 | Resistance | 8.2 | 734 |
| 7 | The Recruit | 8.0 | 707 |
| 8 | Phoenix | 8.3 | 691 |
| 9 | One Way | 8.3 | 697 |
| 10 | Dark Matter | 7.9 | 687 |
| 11 | All the Way | 8.9 | 819 |
| 12 | Free | 8.3 | 1,924 |
| 13 | Coup de Grace | 8.1 | 673 |
| 14 | The Next Seduction | 7.8 | 641 |
| 15 | Alexandra | 8.4 | 702 |
| 16 | Echoes | 8.1 | 673 |
| 17 | Covenant | 8.6 | 697 |
| 18 | Into the Dark | 8.2 | 625 |
| 19 | Girl's Best Friend | 8.3 | 633 |
| 20 | Glass Houses | 8.2 | 618 |
| 21 | Betrayals | 8.8 | 669 |
| 22 | Pandora | 8.8 | 701 |
Season 2 episodes — IMDb ratings
| # | Title | Rating | Votes |
|---|
| 1 | Game Change | 8.3 | 722 |
| 2 | Falling Ash | 8.2 | 613 |
| 3 | Knightfall | 8.2 | 584 |
| 4 | Partners | 8.1 | 605 |
| 5 | Looking Glass | 8.1 | 572 |
| 6 | 343 Walnut Lane | 8.1 | 561 |
| 7 | Clawback | 8.4 | 581 |
| 8 | London Calling | 7.9 | 547 |
| 9 | Fair Trade | 8.7 | 601 |
| 10 | Guardians | 8.4 | 574 |
| 11 | Pale Fire | 8.3 | 555 |
| 12 | Sanctuary | 8.7 | 628 |
| 13 | Clean Sweep | 8.6 | 602 |
| 14 | Rogue | 8.0 | 549 |
| 15 | Origins | 8.3 | 541 |
| 16 | Doublecross | 8.5 | 535 |
| 17 | Arising | 8.2 | 505 |
| 18 | Power | 8.5 | 545 |
| 19 | Wrath | 8.1 | 540 |
| 20 | Shadow Walker | 8.3 | 550 |
| 21 | Dead Drop | 8.4 | 514 |
| 22 | Crossbow | 8.5 | 531 |
| 23 | Homecoming | 8.9 | 618 |
Season 3 episodes — IMDb ratings
| # | Title | Rating | Votes |
|---|
| 1 | 3.0 | 8.2 | 696 |
| 2 | Innocence | 8.3 | 580 |
| 3 | True Believer | 7.9 | 518 |
| 4 | Consequences | 8.1 | 491 |
| 5 | The Sword's Edge | 7.9 | 478 |
| 6 | Sideswipe | 8.1 | 472 |
| 7 | Intersection | 8.6 | 517 |
| 8 | Aftermath | 8.0 | 457 |
| 9 | Survival Instincts | 7.9 | 440 |
| 10 | Brave New World | 8.1 | 455 |
| 11 | Black Badge | 8.1 | 487 |
| 12 | With Fire | 8.0 | 428 |
| 13 | Reunion | 8.2 | 455 |
| 14 | The Life We've Chosen | 8.1 | 436 |
| 15 | Inevitability | 7.8 | 424 |
| 16 | Tipping Point | 8.1 | 414 |
| 17 | Masks | 8.2 | 426 |
| 18 | Broken Home | 8.8 | 531 |
| 19 | Self-Destruct | 8.1 | 426 |
| 20 | High-Value Target | 8.3 | 426 |
| 21 | Invisible Hand | 8.3 | 417 |
| 22 | Til Death Do Us Part | 8.6 | 508 |
Season 4 episodes — IMDb ratings
| # | Title | Rating | Votes |
|---|
| 1 | Wanted | 8.4 | 519 |
| 2 | Dead or Alive | 8.3 | 456 |
| 3 | Set-Up | 8.2 | 449 |
| 4 | Pay-Off | 8.7 | 475 |
| 5 | Bubble | 8.8 | 517 |
| 6 | Canceled | 9.2 | 850 |
