Dean uses the alias Agent Roussimoff. Roussimoff is the last name of wrestling legend Andre the Giant.
When Dean gets in the ring as everyone is gone after the murder, he starts playing up as any big wrestling fan would do when has the chance to be in a ring. At one point after testing the ropes, he does the signature walking/dancing greet act of The Nature Boy, Ric Flair, one of the biggest legends in wrestling history.
Mike 'The Miz' Mizanin who plays Shawn Harley is a real pro wrestler for the WWE (World Wrestling Entertainment).
Aleks Paunovic, who plays Gunner Lawless, also played Sean's (the architect) friend in S02E08 "Crossroad Blues" and a skinwalker in 06E08 "All Dogs Go to Heaven"
When Lucifer tells the demons to "search every warehouse, every farmhouse, every henhouse, outhouse and doghouse" he is quoting from The Fugitive (1993) where Sam Gerard call for a hard target search.