Tracks 1, 2, 5, 8, 9 by Holopainen
Tracks 3, 4, 7 by Kallio
Track 6 by Koivusaari
All songs arranged by Amorphis
Videos were made for "Hopeless Days" and "The Wanderer", both directed by Patric Ullaeus.
Another video was made for "Nightbird's Song", directed by Denis Goria, and featuring Peter Tägtgren, who produced the album.
The limited digipak edition includes a DVD with "The Making of "Circle"", the video clip for "Nightbird's Song" and a photo gallery. The CD also has a bonus track:
10. Dead Man's Dream (04:03)
Nuclear Blast mailorder box set (numbered, limited to 500 copies) includes the same bonus track as the digipak, the DVD, a leather wristband and an exclusive 3" CD with two additional tracks:
01. My Future (07:11)
02. Illusion (04:18)
The different vinyl editions have a different cover artwork with a bird, include bonus tracks "Dead Man's Dream" and "My Future" and have an additional poster.
Japanese CD/DVD limited edition contains two bonus tracks, one of which is exclusive:
10. Dead Man's Dream (04:03)
11. New Song (04:54)
Some digital versions have another bonus track:
10. His Story (04:33)
The Korean edition also features two bonus tracks:
10. Dead Man's Dream (04:03)
11. My Future (07:11)
Recorded between September and October 2012 at Petrax Studios, Hollola and 5K Studios, Helsinki.
Mixed between October and November 2012 at Abyss Studios, Pärlby.
Produced by Peter Tägtgren and Amorphis.
Mastered by Jonas Kjellgren at Blacklounge Studio.
line-up:
Jan Rechberger - Drums
Tomi Joutsen - Vocals
Niclas Etelävuori - Bass
Santeri Kallio - Keyboards
Tomi Koivusaari - Guitars (rhythm)
Esa Holopainen - Guitars (lead)