Checkmate

The Deadly Silence (1x27)

Uitzenddatum: Apr 08, 1961

A deaf mute schoolteacher runs to Don's apartment for protection from thugs after she lip-read a conversation they were having at a restaurant. She could make out only jumbled portions of it, but it was enough to make her a target for murder. Don stays at her side while Checkmate looks for her would-be assassins.