Appearing in "Unfinished Business"
- Det. Sgt. Quentin Lance
- Tommy Merlyn
- John Diggle
- Slade Wilson (Flashback only)
- Felicity Smoak
- Laurel Lance
- The Count
- Dr. Webb (Only appearance; dies)
- Detective Lucas Hilton
- Carly Diggle
- Artie Diggle (First appearance)
- A.R.G.U.S. (Mentioned only)
- Lyla Michaels (First appearance)
- Shado (Flashback only)
- Malcolm Merlyn (Cameo)
- Deadshot (Floyd Lawton) (Flashback only)
- Yao Fei (Mentioned only)
- Robert Queen (Mentioned only)
- Thea Queen (Mentioned only)
- Moira Queen (Mentioned only)
- Eddie Fyers (Mentioned only)
- Starling County Institute for Mental Health
- Carly Diggle's Apartment (First appearance)
- Laurel Lance's Apartment
- Starling City Aquarium (First appearance)
- Lian Yu (Flashback only)
Synopsis for "Unfinished Business"
- Synopsis not yet written.
- No notes.
- No trivia.
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Links and References
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