Oh! You appear to be right! Look at these two images. You can clearly see the arch behind the fake front door, and you can match up the stones.


Besides just being a well read guy, his former mentor Declan Gage (who is involved in at least two episodes, one being the great finale of the 7th season) is a profiling expert (if not pioneer), which explains his excellent knowledge in profiling and psychology. Other than that I don't think he has been anything else than an investigator, or at least I ...

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