Usually whenever Lucifer moves at supernatural speed, the only discernible (to humans) sound is a rush of wind. However, while he's speeding up to the kidnappers, his footsteps are audible, suggesting he made them so on purpose to heighten their surprise and terror.
Just before one of Tom Welling's scenes with Lauren German, you see a shot of LA with a billboard advertising Supergirl (2015). Tom Welling was most known for playing Clark Kent/Superman in Smallville (2001).
"Hot Tub Hotel" is the sequel to "Hot Tub High School." However, Det. Chloe Decker did not appear in the sequel.