Gunn has stated that his family's surname was originally the Irish name MacGilgunn and that it means 'sons to the servants of the god of the dead' it actually means 'son of the brown one.' Gunn was raised Catholic. His father was from an Irish immigrant family. He has five siblings - actor Sean, actor and political writer Matt, screenwriter Brian, Patrick, and Beth. Gunn, an attorney, and Leota 'Lee' (Hynek).
2.4 Firing from Disney and reinstatement.
