Guess who I am

Mrs Blair

No

Tommy_A_Jones

Do you appear in more than 1 Novel

Mrs Blair

No.

Tommy_A_Jones

Do you appear in a short story?

Mrs Blair

No

Tommy_A_Jones

Are you Lucy Eylesbarrow?

LL88

Are you a woman?

Mrs Blair

No to Tommy and no to LL88!!

LL88

Did you commit a crime?

Mrs Blair

No.

Zeddie

Are you a young woman?

Zeddie

Apologies! I've just read back over the previous questions and noticed that you said it is NOT a woman! 

Are you a young man?

Mrs Blair

Youngish.

Zeddie

Are you murdered?

Mrs Blair

No I am not.

Tommy_A_Jones

Are you Married

Mrs Blair

No I am not.

Tommy_A_Jones

Are you arrested

Mrs Blair

No I am not.
I'll give a little clue, I am a suspicious person in both meanings of the sentence ie I am suspected and I also suspect something.

Tommy_A_Jones

Mr Pye from The Moving Finger

Mrs Blair

No

Tommy_A_Jones

Are you Alex Restarick?

Christopher_Wren

Are you Cedric, the artist from 16:50 from Paddington? He was a suspect, but I think he also suspected, that something was wrong with Martine.

Mrs Blair

No to both of these, but I like the Cedic thinking!

Christopher_Wren

Are you from a novel, that takes place in St. Mary Mead?

Mrs Blair

Actually, nice comment on Alex R too, Tommy.
No I am not from a novel that takes place in St. Mary Mead.

Christopher_Wren

Are you Patrick Simmons from A Murder is announced? He's a suspect and he feared, that Julia/Emma was the killer.

Mrs Blair

No I am not.

Mrs Blair

It may be worth uncovering more about me.

Christopher_Wren

Are you a (mostly) sympathetic character?