George Lowe, voice actor of the cult favorite Adult Swim series Space Ghost Coast To Coast, has died, a representative confirmed to The A.V. Club. Friends reported Lowe had been suffering from illness for some time before his death on Sunday. He was 67 years old.

George Lowe, best known as the voice of Space Ghost on Adult Swim's cult-favorite show 'Space Ghost Coast to Coast,' died Sunday at age 67.

George Lowe, a longtime voice actor who lent his talents to shows like "American Dad!" and "Space Ghost Coast to Coast," died Sunday, a representative confirmed. He was 67. A cause of death was not shared.