Will Sullivan

Will Sullivan was the stepbrother of Harry Sullivan. He wanted to know what had happened to him. (AUDIO: Buried Secrets) He invited Sarah Jane Smith to visit Antarctica but then told her not to go. (AUDIO: Snow Blind) He was a member of the Crimson Chapter of the Orphans of the Future.

He was killed by Josh Townsend after he tried to kill Sarah Jane Smith. (AUDIO: Fatal Consequences)