The G.D.S.

Synopsis

Castle returns to the City of Angels in search of answers about his missing time. But things take a deadly turn when he’s recruited by the legendary Greatest Detective Society to help solve a murder.

Guest stars

Summer Glau

Kendall Frost

Jason Manuel Olazabal

Detective Menendez

Gerald McRaney

Mason Wood

Doug Savant

Victor Nigel

Courtney Ford

Courtney

Darri Ingolfsson

Austin Elektra