Fritz Haarmann

Jack Rosewood with Joseph D. Ball, John Cooper, Herb Baumeister, Alexander Spesivtsev, Timothy Krajcir, Edward Edwards, Michael Fourniret, Rory Enrique Conde, Bevan Spencer von Einem, Gilbert Paul Jordan, National Socialist Underground, Samuel Dieteman, Richard Evonitz, Sergei Ryakkhovsky, Gary Ray Bowles, James Miller, Fritz Haarmann, Dale Hausner, Anthony Allen Shore, Christopher Wilder, Gwendolyn Graham, Johann Otto Hoch, Stephen Port, Michael Bear Carson, Michael Hughes, Earle Nelson, Samuel Little, Fred Waterfield, Charles Cullen, Archibald Hall, Leslie Irvin, Cynthia Coffman, Juan Vallejo Corona, Daren Deon Vann, Wesley Shermantine, Loren Herzog, Herbert Mullin, Michael Gargiulo, Colin Ireland, Kendall Francois, John Martin Crawford, David Mulcahy, Viktor Sayenko, Bandali Debs, Allan Joseph Legere, Carlton Gary, Michael Madison, Westley Allan Dodd, Robert Zarinsky, David Birnie, Velma Barfield, Donato Bilancia, M. Jaishankar, Rudolf Pleil, Igor Suprunyuck, Béla Kiss, Jack Unterweger, Gerald Gallego, Briley Brothers, Atlanta Ripper, Kevin Kollins, Jane Toppan, George Chapman, Gerard John Schaefer, Dontae Morris, Joseph Kallinger, Altemio Sanchez, John George Haigh, David Alan Gore, Michael Kallinger, Daniel Conahan, Charlie Brandt, Martha Beck, John Duffy, Michael Bruce Ross, Volker Eckert, Peter Bryan, Gerald Stano, Colin Norris, John Bodkin Adams, The Doodler, John Christie, Serhiy Tkach, Harvey Carignan, William Suff, Jake Bird, Tommy Lynn Sells, Eddie Leonski, James Dale Ritchie, Dorothea Puente, Juana Barraza, Peter Woodcock, Scott Erskine, Belle Gunness, Frankford Slasher, Robert Napper, Ripper Crew, Angus Sinclair, West Mesa Killer, Catherine Birnie, Vincent Johnson, Joseph Paul Franklin, Golden State Killer, Lowell Amos, Ricky Lee Green, Mack Ray Edwards, Ian Brady, Death Angels, Patrick Mackay, Leonard Fraser, Manuel Octavio Bermúdez, Charles Ray Hatcher, Peter Kürten, Eric Edgar Cooke, Ronald Dominique, Paul Michael Stephani, Mark Goudeau, Steve David Catlin, Vaughn Greenwood, Judias Buenoano, David Mason, Ray Copeland, Ahmad Suradji, Henry Lee Lucas, Peter Dupas, Myra Hindley, Phillip Carl Jablonski, Howard Allen, Levi Bellfield, Benjamin Atkins, Susan Carson, John Straffen, Richard Speck, Moses Sithole, Charles Schmid, William Henry Hance, Andrew Cunanan, Maoupa Cedric Maake, Andre Crawford, Ramadan Abdel Rehim Mansour, Charlene Gallego, Wang Qiang, Peter Moore, Christopher Worrell, Blanche Taylor Moore, Wayne Boden, Thomas Dillon, Erno Soto, William Heirens, Robert Joe Wagner, Catherine May Wood, Joseph Christopher, Joseph Taborsky, Gennady Mikhasevich, Paul Durousseau, Chester Turner, Ottis Toole, Faye Copeland, New Bedford Highway Killer, Harrison Graham, Juan Segundo, Ángel Maturino Reséndiz, Lyda Southard, Sean Vincent Gillis, Raymond Fernandez

Hu Wanlin, Javad Iqbal, Ramadan Abdel Rehim Mansour, Lynn Longseth, Fritz Haarmann, Mary Bell, Enriqueta Marti, Diana Lumbrera, Travis S. Kennedy, Lam Kor Wan, Andrei Chikatilo, Grady Stiles Jr., Enriqueta Chikatilo with Lynn Longseth (Narrator)