1 | William | Wisting | Chief Inspector - Criminal Investigation Dept., Larvik police, protagonist |
| Espen | Mortensen | Crime scene technician, Larvik police |
2 | Nils | Hammer | Leader of the narcotics division, police |
| Torunn | Borg | Female police investigator |
| Suzanne | | Wisting's girlfriend, former corporate HR executive |
| Torkel | Lauritzen | Older person, missing from Stavern nursing home, stroke victim |
| Otto | Saga | 79-year-old missing from Stavern nursing home, retired air force veteran |
| Sverre | Lund | Older person missing from Stavern nursing home, former head teacher at primary school |
| Hanne | Richter | 34-year-old nursery teacher, on sick leave but also missing; paranoid schizo-phrenic |
3 | Ingrid | Wisting | Wisting's wife, deceased |
| Audun | Vetti | Assistant Chief of Police |
4 | Line | Wisting | Wisting's daughter, journalist |
| Henning | Mørk | Convicted murderer, one of Line's interviewees |
5 | Tommy | Wisting | Wisting's son, in the military |
6 | Eskild | Anvik | Police Chief Superintendent |
| Ebbe | Slettaker | Researcher from the Meteorological Institute; specialist in floating objects |
| Camilla | Thaulow | Carer at Stavern nursing home |
9 | Tommy | Kvanter | Danish friend of Line, chef on Danish ship |
| Ken Ronny | Hauge | Line's 2nd interviewee, convicted of murdering a police officer |
| Edgar | Bisjord | Hauge's victim, a constable |
10 | Morten | Pludowski | Colleague of Line, in news department |
| Buster | | Wisting's cat |
| Vetle | Kvastino | Officer in the Grenland crime watch section |
11 | Gunnar | Moland | Man who swindled Camilla Thaulow |
12 | Stine | Nyman | Victim of rape & murder in 1989; 1st case in Norway where DNA used in evidence |
| Ǻge | Reinholdt | Committed murder in 1974 &1995; another of Line's interviewees |
16 | Christian | Hauge | Owner of the house Hanne Richter rented; deceased, Ken Ronny's grand-father |
19 | Inga | Svendsen | Department manager at Stavern nursing home |
21 | Jon | Terkelsen | Hanne Richter's psychiatrist |
22 | Greta | Lund | Sverre Lund's wife |
24 | Kristin & Mathias | Lauretzen | Daughter & son of Torkel Lauritzen & Otto Saga |
26 | Carsten | Meyer | Acquaintance of Wisting's father; former defense dept. researcher & weapons factory worker |
27 | Dr. | Hardberg | Wisting's physician |
| Daniel | Meyer | Carsten's grandson, journalist |
33 | Rune Eiolf | Hauge | Ken Ronny's brother, owner of success-ful company manufacturing cutting & grinding machinery |
35 | Erling | Tunberg | 10-year-old vacationing on the Larvik beach with his family |
| Even | | Erling's friend |
36 | Trond | Lauritzen | Son of Kristin & Mathias Lauritzen, grandson of Otto Saga & Torkel Lauritzen |
| Trine | Laurizen | Trond's sister |
| Knut | Lauritzen | Grandson of Torkel Lauritzen |
| Oddmund & Marie | Lauritzen | Knut's parents; Oddmund is Torkel Lauretzen's son |
40 | Alf | Storeggen | Lawyer, resident at Stavern nursing home |
47 | Karl Edvin | Malmstrøm | Oslo banker |
| Camilla | Collett | 19th century feminist Norwegian writer; her likeness was used on currency |
| Kirsten | Flagstad | Early 1900s Norwegian Wagnerian soprano opera singer; her likeness was used on currency |
| Christian Magnus | Falsen | Late 1700s/early 1800s Norwegian statesman; his likeness was used on currency |
| Edvard | Grieg | 1800s Norwegian composer ("Peer Gynt"), his likeness was used on currency |
| Ausmund Olavsso | Vinje | 1800s Norwegian poet & journalist; his likeness was used on currency |
49 | Bjørnstjerne | Bjørnson | 1800s Norwegian poet; 1st Norwegian to win Nobel Prize (1903, literature); his likeness was used on currency |
| Svenn | Tollefsen | Banker |
50 | Bente | Olsen | Killed her uncle, imprisoned for 15 years; Line's next interviewee |
53 | Ragnvald | Hagen | Officer in the fingerprint department of the police headquarters |
| Per Arne | Haugen | Pornographer, aka "PornoPea," or P.A. Haugen |
58 | Advocate | Storeggen | Retired lawyer, lives at the Stavern nursing home |
EPI | Trond | Eurebø | Murdered a prostitute & a journalist, next interviewee for Line |