Chris Hemsworth Kevin
Charles Dance Harold Fillmore
Sigourney Weaver Rebecca Gorin
Andy Garcia Mayor Bradley
Milana Vayntrub Subway Rat Woman
Kristen Wiig Erin Gilbert
Bill Murray Martin Heiss
Melissa McCarthy Abby Yates
Kate McKinnon Jillian Holtzmann
Annie Potts Desk Clerk
Elizabeth Perkins Phyllis Adler (uncredited)
Justin Kirk Phil Hudson (uncredited)
Dan Aykroyd Executive Producer, Cabbie, Characters
Ernie Hudson Uncle Bill
Sam Richardson Basement Cop
Ed Begley Jr. Ed Mulgrave
Michael McDonald Jonathan the Theater Manager
Paul Feig Executive Producer, Director, Screenplay
Toby Huss Officer Stevenson
Karan Soni Bennie
Zach Woods Tour Guide
Ozzy Osbourne Famous Rock Star
Michael Kenneth Williams Agent Hawkins
Eugene Cordero Bass Guitarist
Matt Walsh Agent Rorke
Harold Ramis Characters
Nate Corddry Graffiti Artist
Mark Ronson Songs
Brian Baumgartner Frank (uncredited)
Cecily Strong Jennifer Lynch
Katie Dippold Rental Agent, Screenplay
Ivan Reitman Producer
Amy Pascal Producer
Leslie Jones Patty Tolan
Neil Casey Rowan North
Lesley Nicol Mrs. Ponner (uncredited)
Dan O'Connell Foley Artist
Bess Rous Gertrude Aldridge Ghost
G-Eazy Songs
Zayn Malik Songs
Jessica Chaffin Waitress
Becky Sullivan Supervising Sound Editor
Al Roker Al Roker
Chris Gethard Blogger (uncredited)
Steve Bannos Flasher Ghost
Matt Mullins Stunt Double
John T. Cucci Foley
Steve Higgins Dean
Theodore Shapiro Keyboardist, Original Music Composer
Dave Allen Electrocuted Ghost
Luke Hemmings Songs
Allison Jones Casting
Adam Ray Lead Singer / Slimer (voice)
Tony Lamberti Sound Designer
Mark Paterson Sound Re-Recording Mixer
Elle King Songs
Susan Park Flashed Woman
John Milhiser Higgins Student
Stephen 'tWitch' Boss Police Officer, Choreographer
Leslie A. Pope Set Decoration
Jamie Denbo Waitress
Laura Harris Atkinson Dialogue Editor
Pat Kiernan NY1 News Anchor #1
Richard Epper Stunts
Beau Borders Sound Re-Recording Mixer
Tom Yi Flashed Man
Janine Rath-Thompson Makeup Artist
Jill Brown Stunts
Laura Krause 3D Modeller
Kallie Tabor Community College Student (uncredited)
Ashton Irwin Songs
Jeffrey Kurland Costume Design