Characters in The Cat Who Played Post Office

Jim Qwilleran

Also in The Cat Who Could Read Backwards, The Cat Who Ate Danish Modern, The Cat Who Knew Shakespeare, The cat who came to breakfast, The Cat Who Said Cheese, Cat Who Smelled a Rat, The Cat Who Had 60 Whiskers

Koko

Also in The Cat Who Could Read Backwards, The Cat Who Ate Danish Modern, The Cat Who Turned on and Off, The Cat Who Knew Shakespeare, The Cat Who Wasn't There, The Cat Who Said Cheese, The cat who went up the creek, The Cat Who Had 60 Whiskers

Iris Cobb