“Friends” star Courteney Cox returns to weekly television in “Dirt” (10 p.m., FX), an ambitious and often uneven series that is shocking, riveting and a little silly all at the same time.

Cox isn't just going along for the ride: "Dirt" is from the production company she runs with her husband, David Arquette, 35. The two are executive producers with series creator Matthew Carnahan ...

Cox isn't just going along for the ride: Dirt is from the produc tion company she runs with her husband, David Arquette, 35. The two are executive producers with series creator Matthew Carnahan ...