Tone Death
- Episode aired Feb 8, 2016
- TV-PG
- 42m
When a corpse is discovered in the theater of Martha's latest show, Castle and Beckett's investigation reveals suprising details about the world of competitive a capella.When a corpse is discovered in the theater of Martha's latest show, Castle and Beckett's investigation reveals suprising details about the world of competitive a capella.When a corpse is discovered in the theater of Martha's latest show, Castle and Beckett's investigation reveals suprising details about the world of competitive a capella.