Flood is the name credited to Mark Ellis, a British audio engineer and record producer who has worked with many new wave, industrial music, and alternative music artists, beginning with New Order in 1981.

A partial discography includes:

• Movement - New Order, 1981 - assistant recording engineer.
• Joshua Tree - U2, 1987 - recording engineer.
• Pretty Hate Machine - Nine Inch Nails, 1989 - producer.
• Violator - Depeche Mode, 1989 - producer (with Alan Wilder ).
• Doppleganger - Curve, 1991 - producer
• Mellon Collie and the Infinite Sadness - Smashing Pumpkins, 1995 - producer.