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Criminal Minds S13E4 — Killer App
7.5
Criminal Minds•Season 13•Episode 4

Killer App

7.5/10 · 1,744 votesOct 18, 201742 min

Ranked #9 of 22 in Season 13•matches the season avg

Discussion

The BAU investigates a workplace shooting committed by a state-of-the-art drone in Silicon Valley.

Directed byAlec Smight
Written byStephanie Sengupta
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Cast8

Joe Mantegna

Joe Mantegna

David Rossi

Paget Brewster

Paget Brewster

Emily Prentiss

Adam Rodriguez

Adam Rodriguez

Luke Alvez

Kirsten Vangsness

Kirsten Vangsness

Penelope Garcia

A.J. Cook

A.J. Cook

Jennifer Jareau

Aisha Tyler

Aisha Tyler

Dr. Tara Lewis

Matthew Gray Gubler

Matthew Gray Gubler

Dr. Spencer Reid

Daniel Henney

Daniel Henney

Matt Simmons

Crew2

Stephanie Sengupta

Stephanie Sengupta

Writer

A

Alec Smight

Director

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Episode Summary

"Killer App" is episode 4 of Criminal Minds season 13. It scored 7.5/10 from 1,744 votes, ranking #9 of 22 episodes this season (season average 7.5). Directed by Alec Smight and written by Stephanie Sengupta, it aired on October 18, 2017.

Next: E5 · Lucky StrikesBest of Season 13