| Mr. Samuel Pickwick | A gentleman of an inquiring mind |
| Founder and chairman of "The Pickwick Club" |
| Sam Weller | His body-servant |
| Mrs. Bardell | His London landlady |
Tupman
Snodgrass
Winkle | | | Members of "The Pickwick Club" |
| Alfred Jingle | A strolling actor and adventurer |
| Later, known as "Fitz-Marshall" |
| Job Trotter | His servant |
| Mrs. Budger | A rich widow |
| Doctor Slammer | An army surgeon |
| Mrs. Budger's suitor |
| Mr. Wardle | A country gentleman |
| A friend of the Pickwickians |
| Emily | His daughter |
| Miss Wardle | His spinster sister |
| Joe | Mr. Wardle's footman |
| Known as "The Fat Boy" |
| Tony Weller | A stage driver. Sam's father |
| Mrs. Weller | His second wife |
| Mrs. Leo Hunter | A lady with a fondness for knowing
celebrated persons |
| Mr. Peter Magnus | One of Mr. Pickwick's traveling acquaintances |
| Nupkins | Mayor of Ipswich |
| Mrs. Nupkins | His wife |
| Miss Nupkins | His daughter |
Ben Allen
Bob Sawyer | | | Medical students |
| Arabella Allen | Ben's pretty sister |
| Sergeant Buzfuz | Mrs. Bardell's lawyer |
| Mr. Dowler | One of Mr. Pickwick's acquaintances at Bath |
| Mrs. Dowler | His wife |
| Mr. Angelo Cyrus Bantam | A society leader at Bath |
| Mary | Nupkins's pretty housemaid |