← Previous Next → 7x19 Of Grave Importance 4.85/5 (13 votes) First Aired: Apr. 20, 2012 on The CW Summary: Sam and Dean investigate a series of murders and find out that the reason behind these murders is the spirit of Liam, a Grave Digger who was tortured and mocked by a group of teenagers because of his job.

Main Characters in this Episode

• Sam Winche…
• Dean Winch…
• Bobby Singer

Guest Stars Annie Hawkins played by Jamie Luner Whitman Van Ness played by Antonio Cupo Victoria Dodd played by Elysia Rotaru Haskel Crane played by Craig Erickson (II) Dexter O'Connell played by Derek Gilroy Debbie Tellen played by Stephanie Van Dyck Dudley Scott played by Steve Richmond (III) Brian played by Billy Wickman Jesse played by Bonn Smith Quentin played by Russell Roberts Psycho Ghost played by Farrah Aviva More