Dr. Peter Venkman is one of the original Ghostbusters. He has doctorates in both psychology and parapsychology. He appears in all major forms of the Ghostbusters Franchise. He is arguably the leader of the Ghostbusters.
Greatest Universal Horror Show of Circus Gothica[]
Bender and Anti Cosmo visit Venkman after his show and they learn about the history of the Ghost Busters and learn about the posession tricks that could be pulled
He lends AC and Bender personal equipment to use for their own travel and tells them to keep in contact with him. Regarding stuff, this they do and He helps the two save Halverson and Area and Milo's little brother respectively
Getting help from Wile E, he and the ghost busters manage to arrive to Big City and then help in taking out Freakshow and his Diasterzoid plan. Afterwards, He and the Other Ghost Busters give their appreciation and recommendation to Lincoln, Lydia, The Chens and the main team
Peter Venkman in Ghostbusters Afterlife