Finding it difficult to mend fences with Tommy and Diggle, Oliver instead focuses on crossing another name off the list. While digging through a crooked accountant's laptop, Felicity discovers a transaction that could help Oliver find Walter. To reconfirm the lead, Oliver gambles that Felicity can be counted on in the field for the first time. In a flashback, Malcolm reveals to Robert Queen and Frank Chen painful details surrounding his wife's murder, and how that shaped his plans for the Glades. Meanwhile, Tommy stuns Laurel with the truth.
| Title | The Undertaking |
|---|---|
| Genres | Crime Drama Action & Adventure |
| Release Date | 2013-05-01 |
| Episode Runtime | 00 Hours 41 Minutes |
| Season Number | 1 |
| Episode Number | 21 |
| Production Companies | Berlanti Productions, DC Entertainment, Warner Bros. Television, DC |
