Sonic Underground/Season One

Season One of Sonic Underground premiered on August 30, 1999.

Episodes*

#	#	Title	Airdate
1	1	Beginnings (1)	August 30, 1999
2	2	Getting to Know You (2)	October 6, 1999
3	3	Harmony or Something	unknown
4	4	Wedding Bell Blues	October 4, 1999
5	5	To Catch a Queen	August 31, 1999
6	6	Mobodoon	September 1, 1999
7	7	The Price of Freedom	September 2, 1999
8	8	Underground Masquerade	unknown
9	9	Tangled Webs	September 6, 1999
10	10	The Deepest Fear	September 7, 1999
11	11	Who Do You Think You Are?	September 8, 1999
12	12	The Last Resort	September 9, 1999
13	13	Come Out Wherever You Are	unknown
14	14	Winner Fakes All	September 13, 1999
15	15	A Hedgehog's Home Is Her Castle	September 14, 1999
16	16	Artifact	September 15, 1999
17	17	Bug!	September 16, 1999
18	18	Sonic Tonic	unknown
19	19	Friend or Foe	September 20, 1999
20	20	Head Games	September 21, 1999
21	21	When in Rome	September 22, 1999
22	22	The Jewel in the Crown	September 23, 1999
23	23	Three Hedgehogs and a Baby	unknown
24	24	Dunesday	September 27, 1999
25	25	Mummy Dearest	September 28, 1999
26	26	The Hedgehog in the Iron Mask	September 29, 1999
27	27	Six Is a Crowd	September 30, 1999
28	28	Flying Fortress (1)	unknown
29	29	No Hedgehog Is an Island (2)	October 5, 1999
30	30	New Echidna in Town (3)	October 7, 1999
31	31	Country Crisis	October 11, 1999
32	32	Haircraft in Space	October 12, 1999
33	33	Healer	October 13, 1999
34	34	Sonia's Choice	October 14, 1999
35	35	The Big Melt	unknown
36	36	Sleepers	October 18, 1999
37	37	Bartleby the Prisoner	October 19, 1999
38	38	The Art of Destruction	October 20, 1999
39	39	The Pendant	October 21, 1999
40	40	Virtual Danger	unknown

* Episodes are listed in production order.