The Big O: Season 1

This season started on October 13, 1999. The table lists episodes with recorded air dates up to September 28, 2026.

Ep	Title and air date	My place
1	Roger the NegotiatorOctober 13, 1999 · 25 min
2	Dorothy, DorothyOctober 20, 1999 · 25 min
3	Electric CityOctober 27, 1999 · 25 min
4	Underground TerrorNovember 3, 1999 · 25 min
5	Bring Back My GhostNovember 10, 1999 · 25 min
6	A Legacy of AmadeusNovember 17, 1999 · 25 min
7	The Call from the PastNovember 24, 1999 · 25 min
8	Missing CatDecember 1, 1999 · 25 min
9	Beck Comes BackDecember 8, 1999 · 25 min
10	Winter Night PhantomDecember 15, 1999 · 25 min
11	DaemonseedJanuary 5, 2000 · 25 min
12	Enemy Is Another BigJanuary 12, 2000 · 25 min
13	RDJanuary 19, 2000 · 25 min
14	Roger the WandererJanuary 2, 2003 · 25 min
15	Negotiations with the DeadJanuary 9, 2003 · 25 min
16	Day of the AdventJanuary 16, 2003 · 25 min
17	LeviathanJanuary 23, 2003 · 25 min
18	The Greatest VillianJanuary 30, 2003 · 25 min
19	EyewitnessFebruary 6, 2003 · 25 min
20	StripesFebruary 13, 2003 · 25 min
21	The Third BigFebruary 20, 2003 · 25 min
22	HydraFebruary 27, 2003 · 25 min
23	Twisted MemoriesMarch 6, 2003 · 25 min
24	The Big FightMarch 13, 2003 · 25 min
25	The War of Paradigm CityMarch 20, 2003 · 25 min
26	The Show Must Go OnMarch 27, 2003 · 25 min