Characters in Seven Up

Stephanie Plum

Also in One for the Money, Two for the dough, Three to Get Deadly, Four to Score, High Five, Hot Six, Hard Eight, Visions of Sugar Plums, To the Nines, Ten Big Ones

Joe Morelli

Also in One for the Money, Two for the dough, Hot Six, Hard Eight, Ten Big Ones, Eleven on Top, Twelve Sharp, Fearless Fourteen, Tricky Twenty-Two

Ranger

Also in One for the Money, Two for the dough, Three to Get Deadly, Four to Score, Hot Six, Hard Eight, To the Nines, Ten Big Ones, Eleven on Top, Twelve Sharp

Lula (Stephanie Plum series))

Also in One for the Money, Two for the dough, Three to Get Deadly, Hot Six, Hard Eight, To the Nines, Eleven on Top, Lean Mean Thirteen, Plum Lucky, Plum Spooky

Grandma Mazur

Also in One for the Money, Two for the dough, Four to Score, High Five, Hot Six, Visions of Sugar Plums, Ten Big Ones, Eleven on Top, Lean Mean Thirteen, Plum Lucky

Walter "Moonman" Dunphy

Also in Hot Six, Fearless Fourteen, Sizzling Sixteen

Eddie DeCooch

Dougie "The Dealer" Kruper

Loretta Ricci

Joseph "Joe" Morelli

Also in One for the Money, Two for the dough, Three to Get Deadly, Four to Score, High Five, Hot Six, Hard Eight, To the Nines, Ten Big Ones, Eleven on Top