| Nikita (22 episodes 2010-2011) | 李美琪
 | |
| Percy (22 episodes 2010-2011) | 山德·贝克利
 | |
| Alex (22 episodes 2010-2011) | 琳德西·冯塞卡
 | |
| Michael (22 episodes 2010-2011) | 夏恩·韦斯特
 | |
| Jaden (20 episodes 2010-2011) | 蒂凡尼·海内斯
 | |
| Seymour Birkhoff (22 episodes 2010-2011) | 亚伦·斯坦福
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| Amanda (22 episodes 2010-2011) | 美琳达·克拉克
 | |
| Daniel Monroe (2 episodes 2010) | Sebastien Roberts | |
| Kyle Lenkov (2 episodes 2010) | Neil Davison | |
| Thom (12 episodes 2010-2011) | 艾什顿·霍尔姆斯
 | |
| Roan (9 episodes 2010-2011) | Rob Stewart | |
| Nathan Colville (6 episodes 2011) | Thad Luckinbill | |
| Young Alex (6 episodes 2010-2011) | Eliana Jones | |
| Ryan Fletcher (5 episodes 2010-2011) | Noah Bean
 | |
| Nikolai Udinov (5 episodes 2011) | Vieslav Krystyan | |
| Owen Elliot (4 episodes 2010-2011) | 戴文·萨瓦
 | |
| Division Tech (4 episodes 2011) | Kassandra Santos | |
| Ari Tasarov (3 episodes 2010-2011) | 彼得·奥特布里奇
 | |
| Malcolm Mitchell (2 episodes 2011) | 里奇·索莫
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| Kasim Tariq (2 episodes 2010-2011) | 哈兹·斯雷曼
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| John Fleder (2 episodes 2010) | Hamish McEwan | |
| Pavel (2 episodes 2011) | Lukas Penar | |
| Dr. Hanson (2 episodes 2010) | Patrick Garrow | |
