Pamela Binns

 voiced Sisterman Constant in the Big Finish Doctor Who audio story Spare Parts.

Her career began in the 1950s, and she worked solidly, if in generally non-recurring roles, to the 2010s. She has guested in such series as, No Hiding Place, Dixon of Dock Green, Z-Cars, Bergerac, The Bill, , and 2011's with Michelle Ryan and Simon Callow.