Egon Spengler It is implied in one episode of the animated series that Spengler accidentally burned down his family's garage. Spengler is the only original Ghostbuster to return for the "Extreme Ghostbusters" series as a regular, acting as a mentor to the new Ghostbusters (the others appeared for a two-part episode, "Back in the Saddle"), and monitoring and sustaining the Containment Unit while working as a paranormal studies professor at a university. He is the de facto leader of the new, younger team of Ghostbusters; although the old team had gone into retirement after they apparently dealt with all the ghosts in
Egon Olsen secure world of the middle and upper classes." Egon's involvement in each film follows a similar pattern. Egon constantly develops new and "genius" plans during his stays in prison. His catchphrase is "I have a plan", which he says to his accomplices in all fourteen films after being released from prison. The plan succeeds through the most intricate machinations (Egon's specialty is the cracking of safes with merely a stethoscope and fine feeling) but Egon always loses his object of desire due to some freak accident at the end of the movie, usually caused by the incompetence of his accomplices.