- Diaz seems to share the same outfit as Shep Thomas, although with different coloring.
- He shares the same last name as Juan Diaz, along with a similar facial appearance.
- Oddly, despite being a Federale, he does not wear a badge.
- A man with the same character design is seen during the mission "Lucky in Love", in which he is seen trying to discourage a prostitute from having a affair with him.
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