A panel of experts examines the five main suspects in the Jack the Ripper murders and determines which of them is the most likely to have committed the crimes.
| Actor | Role |
|---|---|
 Peter UstinovSelf - Host | Self - Host |
| RRegis CordicSelf - Announcer | Self - Announcer |
 John DouglasSelf - FBI Special Agent | Self - FBI Special Agent |
| PPaul BeggSelf - Research expert | Self - Research expert |
| WWilliam Roy EckertSelf - Forensic Pathologist | Self - Forensic Pathologist |
| DDaniel FarsonSelf - Author | Self - Author |
| MMartin FidoSelf - Crime Historian | Self - Crime Historian |
| MMelvin HarrisSelf - Author | Self - Author |
| MMelvin HarrisSelf - Author | Self - Author |
| RRoy HazelwoodSelf - FBI Special Agent | Self - FBI Special Agent |