Martha Rodgers

Martha Rodgers is an actress on and off of broadway, mother of Castle and lives with him and her granddaughter Alexis on Castle. She is also an old friend of Annalise Keating's mother Ophelia Harkness on How to Get Away With Murder.

Ophelia Harkness
Ophelia Harkness is Martha's old friend when she came by to know where Ophelia's daughter Annalise is just like she did with Annalise's students.