| Echo? (21 episodes 2009) | 艾丽莎·杜什库
 | |
| Paul Ballard (19 episodes 2009) | 塔莫·潘尼凯
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| Adelle DeWitt (19 episodes 2009) | 奥莉维亚·威廉姆斯
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| Topher Brink (19 episodes 2009) | 弗兰·克兰兹
 | |
| Boyd Langton (19 episodes 2009) | Harry J. Lennix | |
| Victor? (19 episodes 2009) | Enver Gjokaj | |
| Sierra? (19 episodes 2009) | 迪辰·拉奇曼
 | |
| Dr. Claire Saunders? (12 episodes 2009) | 艾米·阿克
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| Laurence Dominic (11 episodes 2009) | Reed Diamond | |
| Mellie? (12 episodes 2009) | Miracle Laurie | |
| Attendant? (3 episodes 2009) | 艾琳·库明斯
 | |
| Tanaka (3 episodes 2009) | 马克·谢泼德
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| Ivy (6 episodes 2009) | 丽萨·拉皮拉
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| Loomis (5 episodes 2009) | Aisha Hinds
 | |
| Joe Hearn (2 episodes 2009) | Kevin Kilner | |
| Matt (2 episodes 2009) | 布莱特·克雷韦尔
 | |
| Sophie Alvarez (2 episodes 2009) | Angel Desai | |
| Handler (2 episodes 2009) | Paul Ganus | |
| Art Attendant? (3 episodes 2009) | Natalie Graziano | |
| Alpha? (3 episodes 2009) | 艾伦·图代克
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| Male active? (6 episodes 2009) | Brandon Merrell | |
| Senator Daniel Perrin (4 episodes 2009) | 埃里克斯·德尼索夫
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| Cindy Perrin? (4 episodes 2009) | Stacey Scowley | |
| Matthew Harding (3 episodes 2009) | 基思·卡拉丹 | |
