An Agent is a child agent who tells the Numberjacks the problem.
Agents can be any gender and have any kind of nationality.
Agent Numbers range from 12 to 122.
Numbers up to 122 that are not agent numbers 
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1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 19, 21, 23, 24, 26, 29, 30, 31, 32, 35, 36, 40, 43, 45, 46, 48, 50, 51, 56, 59, 62, 64, 65, 66, 67, 69, 71, 74, 75, 76, 78, 80, 82, 84, 86, 87, 89, 90, 92, 93, 97, 98, 102, 103, 104, 105, 107, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120
Trivia Edit
- There are no Agents whose numbers range from 1 to 11 and past 122.
- 16 is the only Agent to turn to static, as seen in Seven Wonders.
- 17 is the only Agent whose number is an odd "teen" number.
- 18 and 20 are the only Agents who appear outside the diamond screen.
- 20, 60, 70, and 100 are the only Agents whose numbers end in a 0.
- 41 and 79 are the only Agents who wear glasses.
- 100 and 101 are the only binary-numeral numbers that are Agent numbers.
- 11, 66, and 110 are the only multiples of 11 that are not Agent numbers.
- 12, 60, 72, 96, and 108 are the only multiples of 12 that are Agent numbes.
- 101 is the first dark-skinned Agent to appear in the series.
- 39, 49, 57, 77, 91, 121, and 122 are the only agents who appear in only one episode.
- In some episodes, Agents are identified as their incorrect number.
- In the episode Seven Wonders, Agent 53 is played by a different actor, due to her illness.
- In One More Time and Takeaway, Agent 42 was not in these episodes and had the wrong actor.
- Their thinking (as well as the thoughts of the Numberjacks and the viewers) is what powers the Brain Gain Machine and makes Brain Gain.
