Ed Mulgrave John Milhiser Higgins Student Ben Harris Higgins Student Bess Rous Gertrude Aldridge Ghost Steve Higgins Dean Neil Casey Rowan North David "Gruber" Allen Electrocuted Ghost Katie Dippold Rental Agent, Screenwriter Nathan Corddry Graffiti Artist Daniel Ramis Metal Head Pat Kiernan NY1 News Anchor #1 Bill Murray Martin Heiss Michael McDonald Jonathan The Theater Manager Jaime Pacheco Fernando the Janitor Adam Ray Lead Singer, Voice of Slimer Eugene Cordero Bass Guitarist Ryan Levine Rock Guitarist Dan Teicher Rock Guitarist Davey Jones Ely The Drummer Theodore Shapiro Keyboardist, Composer (Music Score) Matteo Borghese Lightboard Operator Ozzy Osbourne Famous Rock Star Jeanine Ramirez Reporter Outside Theater Jessica Chaffin Waitress Jamie Denbo Waitress Toby Huss Officer Stevenson Matt Walsh Agent Rorke Andy Garcia Mayor Bradley Cecily Strong Jennifer Lynch Annie Potts Desk Clerk Cheryl Wills NY1 News Anchor #2 Sam Richardson Basement Cop Steve Bannos Flasher Ghost Tom Yi Flashed Man Susan Park Flashed Woman Milana Vayntrub Subway Rat Woman Adam Ray Lead Singer, Voice of Slimer Anthony Viveiros Police Officer Stephen "Twitch" Boss Police Officer, Choreography Robin Shelby Voice of Lady Slimer Rosanna Scotto Fox 5 News Anchor Greg Kelly Fox 5 News Anchor Johnny Higgins Baba Booey Shouter Crew Paul Feig Director, Executive Producer, Screenwriter Alex Plapinger Associate Producer Ali Bell Executive Producer Aljo Thomas Animator Allison Jones Casting Amy Pascal Producer Andrew DeCristofaro Supervising Sound Editor Andrew Doucette Supervising Animator Andrew Hellen Visual Effects Supervisor Andy Weder Special Effects Coordinator Anouk Frosch Production Coordinator Anya Lebow-Tapuch Set Decorator Arief Leuvenardi Animator Artist W. Cast Kristen Wiig Erin Gilbert Melissa McCarthy Abby Yates Kate McKinnon Jillian Holtzman Leslie Jones Patty Tolan Charles Dance Harold Filmore Chris Hemsworth Kevin Michael Kenneth Williams Agent Hawkins Sigourney Weaver Rebecca Gorin Ernie Hudson Uncle Bill Dan Aykroyd Cabbie, Executive Producer, From Screenplay by Zach Woods Tour Guide Karan Soni Bennie Ed Begley, Jr.