Brandon Smith

The Five-0 must once again engage in the twisted mind games of serial killer Dr. Madison Gray when she arrives at the HPD covered in blood that matches Alicia Brown's.

Michael and Lincoln plan another breakout.

T-Bag goes postal to track down a missing Mrs. Hollander. Sucre's escape plane faces deadly turbulence. Bellick has the tables turned on him upon his return to Fox River Penitentiary. Michael and Lincoln are taken into custody to be transported back to Fox River, forcing Mahone and Kellerman to take drastic measures to ensure that the brothers make it to the prison morgue instead of their cells. And a surprising ally changes the game for everyone.

Walker's head injury forces a leave of absence; Walker uncovers a drug operation while on a fishing trip with Trivette and C.D.

Walker gets ex-con pal Charlie Brooks (Terry Kiser) to impersonate a look-alike crime boss in exchange for amnesty.

Clues in the death of a high-school football coach lead Walker and Trivette to a Las Vegas gambling ring.