Possible Clues:

• Suffering delusions; road pain (anag.)
• Soldier without papers is very suspicious
• I pardon a wrong, harbouring unreasonable suspicions
• Nora paid stranger having irrational fears
• Like Captain Queeg
• Irrationally obsessed by fear etc
• Mean to sound angry and suspicious beyond reason
• Soldier without papers? That's extremely suspicious
• Unreasonably suspicious
• Detective, facing charge, turned suspicious