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- Portal: The Underground
Optimism Core
(Season 1,
Episode 8)
- TV Episode | 6 min | Action, Adventure, ComedyTV-PG
Portal: The Underground
Optimism Core (Season 1, Episode 8) TV-PG
The Interview Core interviews The Optimism Core, who then meets The Mainframe.
Director
Writers
Composer
Status
Cast | + Add Cast |
| 5 cast members |
| Name | Known for |
|---|---|
Harry Callaghan
The Mainframe (voice)
|
|
Lizzie Freeman
Optimism Core (voice)
|
|
Greg Holgate
Interview Core (voice) (as Gregory Holgate)
|
|
Sean Oxspring
Ego Core (voice)
|
|
Andrew Walker
Anthony (voice)
|
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