| Original Title | Sleepyhead |
| Original Language | English |
| Author | Mark Billingham |
| Publisher | Modtryk |
| Published in/by Arrangement with | Lutyens and Rubinstein |
| Cover/Jacket Design by | Hege Dalsgård |
| Typeset by | Modtryk |
| Printed by | Special-Trykkeriet Viborg A/S |
| Format | Soft cover |
| Language | Danish |
| Location | Denmark |
| Copyright | 2001 |
| First Printing in Country | 2004 |
| Pages / Font | 399 pages / Galliard |
| ISBN | 87 7394 795 4 |