| Mortimer Brewster | ........ | Ben Stango
|
| Abby Brewster | ........ | Rachel Abrams
|
| Martha Brewster | ........ | Molly Braverman
|
| Teddy Brewster | ........ | Tom Burns
|
| Jonathan Brewster | ........ | Tyler Schwartz
|
| Dr. Einstein | ........ | Paul Waterman
|
| Elaine Harper | ........ | Ani Fiordimondo
|
| Rev. Dr. Harper | ........ | Harris Sockel
|
| Officer Brophy | ........ | Jake Schwartz
|
| Officer Klein/Hoskins | ........ | Aitan Lawit
|
| Officer O'Hara | ........ | Armin Pop
|
| Mr. Gibbs/Lt. Rooney | ........ | Tom Wilson
|
| Mr. Witherspoon/Spenalzo | ........ | Zac Heyman |
Production and Design Staff
|
| Director | ........ | Jared Berenholz
|
| Assistant Director | ........ | Monisha Tripathi
|
| Stage Manager | ........ | Emily Rosenberg
|
| Assistant Stage Manager | ........ | Suzy Lopatin
|
| Production Manager | ........ | Meredith Larrabee
|
| Scenery Designer | ........ | Chris Vanni
|
| Assistant Scenery Designer | ........ | Tim Luo
|
| Scenery Crewhead | ........ | Adam Barber
|
| Costume Designer | ........ | Mel Erickson
|
| Assistant Costume Designer | ........ | Adrienne Cohen
|
| Costume Crewhead | ........ | Amanda Ongirski
|
| Publicity Crewhead | ........ | Hillary Ross and Kaitlin Wellens
|
| Lighting Designer | ........ | Matt Ehrman
|
| Asst. Lighting Designer | ........ | Matt Parelman
|
| Asst. Sound Designer | ........ | Phil Nathanson
|
| Co-Lighting/Sound Crewheads | ........ | Bennet Huber
|
| Props Masters | ........ | Shona Goldberg-Leopold and Meagan Goodman
|
| Program Designer | ........ | Lea Wender
|
| Photographer | ........ | Jess Walthew
|
| Dramaturg | ........ | Jess Edelstein |