| Season 1 |
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| The 4400 - 1x01 and 1x02 - Pilot
A comet suddenly changes course towards Earth when suddenly it comes in for a "landing", 4400 people, assumed to be dead or missing over the past 58 years, reappear, none have aged a day or have any memories since disappearing. (report broken) | | 
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| The 4400 - 1x03 - The New and Improved Carl Morrissey
Tom and Diana investigate Carl Morrissey, a 4400, who is using his ability of enhanced reflexes and strength to fight crime single-handedly. (report broken) | |
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| The 4400 - 1x04 - Becoming
Tom and Diana are tasked with investigating Oliver Knox who is using his ability of suggestion to influence men to murder women. (report broken) | |
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| The 4400 - 1x05 - Trial By Fire
Several 4400s are killed during anti-4400 terrorist bombings. (report broken) | |
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| The 4400 - 1x06 - White Light
Tom and Diana break Kyle out of NTAC quarantine and head to Highland Beach, Tom learns the truth of the 4400. (report broken) | |
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