A | Duchess- engineer:
- David Hentschel
- producer:
- Genesis and David Hentschel
- bass guitar and guitar:
- Mike Rutherford (from 1979-10 until 1979-12)
- drum machine, drums (drum set) and lead vocals:
- Phil Collins (from 1979-10 until 1979-12)
- keyboard:
- Tony Banks (from 1979-10 until 1979-12)
- recorded at:
- Polar Studios in Stockholm, Stockholms län, Sweden (from 1979-10 until 1979-12)
- recording of:
- Duchess (from 1979-10 until 1979-12)
- lyricist:
- Tony Banks
- composer:
- Tony Banks , Phil Collins and Mike Rutherford
- publisher:
- Concord Music GmbH, Concord Sounds, Imagem CV, Imagem Sounds Banks, Imagem Sounds Collins, Imagem Sounds Rutherford, Michael Rutherford Ltd., Anthony Banks Ltd. (from 1980 to present), Hit & Run Music (Publishing) Ltd (from 1980 to present) and Philip Collins Ltd. (from 1980 to present)
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