Can't get enough of McGarrett, 'Danno' and the rest of the Hawaii Five-0 gang. Three episodes air Friday night!

8-9 p.m.

A conspiracy theorist helps Five-0 when a missing artifact is the key to solving a double murder. Jorge Garcia (Lost) guest stars as the conspiracy theorist.

9-10 p.m.

Five-0 investigates the murder of a wedding crasher, and their prime suspect is the runaway bride. Meanwhile, Danny makes a big decision regarding his relationship with Gabby. Rebecca De Mornay guest stars.

10-11 p.m.

As Catherine's seemingly harmless surveillance job takes a deadly turn, Adam considers making the ultimate sacrifice to save Kono. Terry O'Quinn returns as Joe White.

NOTE: Schedule and episodes subject to change.