| Episode | Character |
|---|
| Pilot, Part 1 | |
| Pilot, Part 2 | |
| Tabula Rasa | |
| Walkabout | |
| White Rabbit | |
| House of the Rising Sun | |
| The Moth | |
| Confidence Man | |
| Solitary | |
| Raised by Another | |
| All the Best Cowboys Have Daddy Issues | |
| Whatever the Case May Be | |
| Hearts and Minds | |
| Special | |
| Homecoming | |
| Outlaws | |
| ...In Translation | |
| Numbers | |
| Deus Ex Machina | |
| Do No Harm | |
| The Greater Good | |
| Born to Run | |
| Exodus, Part 1 | |
| Exodus, Part 2 | |
| Man of Science, Man of Faith | |
| Adrift | |
| Orientation | |
| Everybody Hates Hugo | |
| ...And Found | |
| Abandoned | |
| The Other 48 Days | |
| Collision | |
| What Kate Did | |
| | Episode | Character |
|---|
| The 23rd Psalm | |
| The Hunting Party | |
| Fire + Water | |
| The Long Con | |
| One of Them | |
| Maternity Leave | |
| The Whole Truth | |
| Lockdown | |
| Dave | |
| S.O.S. | |
| Two for the Road | |
| ? | |
| Three Minutes | |
| Live Together, Die Alone | |
| A Tale of Two Cities | |
| The Glass Ballerina | |
| Further Instructions | |
| Every Man for Himself | |
| The Cost of Living | |
| I Do | |
| Not in Portland | |
| Flashes Before Your Eyes | |
| Stranger in a Strange Land | |
| Tricia Tanaka Is Dead | |
| Enter 77 | |
| Par Avion | |
| The Man from Tallahassee | |
| Expose | |
| Left Behind | |
| One of Us | |
| Catch-22 | |
| D.O.C. | |
| The Brig | |
| | Episode | Character |
|---|
| The Man Behind the Curtain | |
| Greatest Hits | |
| Through the Looking Glass | |
| The Beginning of the End | |
| Confirmed Dead | |
| The Economist | |
| Eggtown | |
| The Constant | |
| The Other Woman | |
| Ji Yeon | |
| Meet Kevin Johnson | |
| The Shape of Things to Come | |
| Something Nice Back Home | |
| Cabin Fever | |
| There's No Place Like Home, Part 1 | |
| There's No Place Like Home, Parts 2 & 3 | |
| Because You Left | |
| The Lie | |
| Jughead | |
| The Little Prince | |
| This Place Is Death | |
| 316 | |
| The Life and Death of Jeremy Bentham | |
| LaFleur | |
| Namaste | |
| He's Our You | |
| Whatever Happened, Happened | |
| Dead Is Dead | |
| Some Like It Hoth | |
| The Variable | |
| Follow the Leader | |
| The Incident | |
|
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