Have a supercalifragilisticexpialidocious time with everyone's favorite nanny.
| Role | Name |
| Mary Poppins | Laura Michelle Kelly |
| Bert | Christian Borle |
| Mrs. Banks | Megan Osterhaus |
| Michael Banks (alternating performances) | Matthew Schechter |
| Michael Banks (alternating performances) | Jeremiah Kissane |
| Michael Banks (alternating performances) | Andrew Shipman |
| Mrs. Brill | Valerie Boyle |
| Mrs. Brill | Jenny Galloway |
| Jane Banks (alternating performances) | Juliette Allen Angelo |
| Jane Banks (alternating performances) | Alexandra Berro |
| Jane Banks (alternating performances) | Cassady Leonard |
| Miss Andrew | Ruth Gottschall |
| Mr. Banks | Karl Kenzler |
| Bird Woman | Ann Arvia |
| Robertson Ay | Mark Price |
| Role | Name |
| Based on the Stories by | P.L. Travers |
| Featuring Songs from the Film by | Richard M. Sherman and Robert B. Sherman |
| New Songs by | George Stiles and Anthony Drewe |
| Director | Richard Eyre and Matthew Bourne |
| Book | Julian Fellowes |
| Choreographer | Matthew Bourne and Stephen Mear |
| Set and Costume Designer | Bob Crowley |
| Lighting Designer | Howard Harrison |
| Sound Designer | Steven Canyon Kennedy |