장덕철 - 알았다면 [digital single] (2018) by 장덕철 (보컬) on maniadb.com

Performed by Dub Spencer & Marcia Griffiths 1기
- 임철 : 보컬
- 덕인 : 보컬
- 장중혁 : 보컬
Producer 장덕철
Lyrics By 장중혁
Composed By 장중혁
Arranged By DOKO(도코)
Piano By 김단비
String By DOKO(도코)
Acoustic Guitar By 사승호
Electric guitar By 이우현
Drum By 여진우
Bass By 이준
Recorded By 권유진 at 둡둡스튜디오
Song mixed by 고현정
Song mixed assist by 김준상, 전진, 정기운 at koko sound studio
Mastered By권남우 at 821 Sound
Artwork By 젝터
Stylist By 김주현바이각
Hair & Make-up By 미장원by태현
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Executive producer 이시우
Executive supervisor 김대승
Promotion manager 김종웅
Artist management 용태경, 조항빈
A&R 최인구, 황승률
Marketing planning 이석호, 김창모
Administration 홍성범, 이원준
Design 정시현, 서소영
Video Team WAIKIKI