Plot Summary:We hear from FBI (retired) Supervisory Special Agent/Academy Group Senior VP Robert R. "Roy" Hazelwood, FBI (retired) Supervisory Special Agent/Academy Group VP Michael R. Napier, FBI (retired) Behavioral Science Unit Chief/Academy Group founder Roger L. Depue, FBI (retired) Supervisory Special Agent/Academy Group Executive VP R. Stephen Mardigan, FBI (retired) Behavioral Sceicne Deputy Unit Chief/Academy Group VP Richard L. Ault, Jr., and FBI (retired) Supervisory Special Agent/Academy Group Violent Crime Consultant James R. Fitzgerald as they talk about profiling of serial killers as well as aspects of the film.