At last, the police put their faith in Hercule’s theories. But the A.B.C. killer is still on the loose and is promising to kill again. Hercule realizes that only he holds the key to the murders.
Start a BritBox subscription to watch the next episode and enjoy unlimited access to our great collection of British TV!
This content is not currently available on this device.
Please try again later.Close.
2011.
Close.
2005.
Close.
2001.
Close.
400.
Close.
Something has gone wrong. We hope to resolve the issue very soon. 404.
Close.
Something has gone wrong. Please, try again. 403.
Close.
We’re experiencing technical difficulties, please try again later. 500.
Close.
Something has gone wrong. Please, try again. 2003.
Close.
Something has gone wrong. Please, try again. 2015.
Close.
Something has gone wrong. Please, try again. 2009.
Close.
Something has gone wrong. Please, try again. 2007.
Close.
Something has gone wrong. Please, try again. 2008.
Close.
Something has gone wrong. Please, try again. 2006.
Close.
Something has gone wrong. Please, try again. 2002.
Close.
This browser is not supported for playback of this content, please update to the latest browser version and try again. Please refer to your browser's Help to find out more. 2013.
Close.
Only Safari is supported for playback of this content. Please, switch to this browser. 2013.
Close.
You don't have permission to watch this content.
This can be because you're in a country where BritBox is not available, or because you're using a VPN.
If you believe you're seeing this message in error, please visit britbox.me/location to learn more.
Close.
