Seeley Joseph Booth is a fictional character in the US television series Bones (2005–2017), portrayed by David Boreanaz. Agent Booth is a co-protagonist of the series with Dr. Temperance Brennan (Emily Deschanel), whom he affectionately refers to as "Bones". The character made an appearance in the Sleepy Hollow episode "Dead Men Tell No Tales" as part of a two-part Halloween cross-over with Bones.