Mask For a Charade (S07E21)

S07E01 The Girl in the Polka Dot Dress S07E02 A Way to Dusty Death S07E03 Climb a Deadly Mountain S07E04 Little Girl Lost S07E05 The Gang's All Here S07E06 Desert Run S07E07 Silent Target S07E08 A World Without Sundays S07E09 Sing a Song of Murder S07E10 Search in the Dark S07E11 The Deadly Madonna S07E12 Cry Danger S07E13 All the Dead Were Strangers S07E14 Race Against Time (1) (a.k.a.) A Matter of the Heart S07E15 Race Against Time (2) (a.k.a.) A Matter of the Heart S07E16 The Dark Hours S07E17 A Night Full of Darkness S07E18 Walk a Double Line S07E19 The Girl From Nowhere S07E20 Rage to Kill S07E21 Mask For a Charade S07E22 A Question of Murder S07E23 Trap for a Pigeon S07E24 The Ragged Edge