Tracklist

A1	Hydra
A2	St. George And The Dragon
A3	99
A4	Lorraine
B1	All Us Boys
B2	Mama
B3	White Sister
B4	A Secret Love

Companies, etc.

• Manufactured By – CBS/Columbia C.A.
• Recorded At – Sunset Sound
• Phonographic Copyright (p) – CBS Inc.
• Copyright (c) – CBS Inc.
• Published By – Hudmar Publishing Co., Inc.
• Published By – Sheetfire Music
• Published By – Porcara Music
• Recorded At – Sunset Sound
• Recorded At – Reggie Fisher Recording Studio

Credits

• Art Direction – Jeff "Artful Dodger" Porcaro*, Jim Hagopian, Tony Lane
• Bass – David Hungate
• Co-producer – Tom Knox, Toto
• Drums, Percussion – Jeffrey Porcaro*
• Engineer – Dana Latham, Tom Knox
• Engineer [Assistant] – Stephen McManus
• Guitar – David Hungate, Steve Lukather
• Keyboards – David Paich, Steve Porcaro
• Management [Direction] – The Fitzgerald Hartley Co.*
• Photography By – Jim Hagopian
• Typography [Calligraphy] – Mike Manoogian*
• Vocals – Bobby Kimball, David Paich, Steve Lukather
• Written-By – Bobby Kimball (tracks: B2 to B4), David Paich (tracks: A2 to B4), Steve Porcaro (tracks: B4), Toto (tracks: A1)

Notes

Released with gatefold without inner lyrics-sleeve

Recorded at Sunset Sound
Additional Recording at Reggie's. We would like to thank the following specialists: Marty Paich, Joe Porcaro, Michael Boddicker, Roger Linn (Raj the Rogue Neesh), Reggie Fisher, Lenny Castro

© ℗ 1979 CBS Inc.
All songs published by Hudmar Publishing Co. Inc. (ASCAP) except:
A1 published by Otot Music (ASCAP)
B2, B3 published by Hudmar Publishing Co. Inc. (ASCAP) and Sheetfire Music (BMI)
B4 published by Porcara Music, Hudmar Publishing Co. Inc. (ASCAP) and Sheetfire Music (BMI)

Other versions

Category	Artist	Title (Format)	Label	Category	Country	Year
FC 36229	Toto	Hydra ‎(LP, Album, Gat)	Columbia	FC 36229	US	1979
CBS 32222	Toto	Hydra ‎(LP, Album, RE)	CBS	CBS 32222	Europe	Unknown
25AP 1700	Toto	Hydra ‎(LP, Album, Gat)	CBS/Sony	25AP 1700	Japan	1979
83900	Toto	Hydra ‎(LP, Album, Gat)	CBS	83900	Portugal	1979
40-83900	Toto	Hydra ‎(Cass, Album, RE)	CBS	40-83900	Italy	1979