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Orphan Black S1E4 — Effects of External Conditions

8.2

Orphan Black•Season 1•Episode 4

Effects of External Conditions

8.2/10 · 2,276 votesApr 20, 201344 min

Ranked #5 of 10 in Season 1•−0.1 vs season avg

Sarah realizes that the Orphans’ survival is going to take more than police work. But tracking the killer threatens Sarah’s long awaited reunion with her daughter, Kira. As Sarah gets closer to the killer, the killer gets closer to the truth – the ensuing showdown

Directed byGrant Harvey

Written byKaren Walton

Previous episodeE3 · Variation Under Nature Next episodeE5 · Conditions of Existence

Seasons5

Season 1 Episodes10

Natural Selection still

Natural Selection

Instinct still

Instinct

Variation Under Nature still

Variation Under Nature

Effects of External Conditions still

E4 8.2Now viewing

Effects of External Conditions

Conditions of Existence still

Conditions of Existence

Variations Under Domestication still

Variations Under Domestication

Parts Developed in an Unusual Manner still

Parts Developed in an Unusual Manner

Entangled Bank still

Entangled Bank

Unconscious Selection still

Unconscious Selection

Endless Forms Most Beautiful still

Endless Forms Most Beautiful

Cast6

Tatiana Maslany

Tatiana Maslany

Sarah / Cosima / Alison / Helena / Rachel

Dylan Bruce

Dylan Bruce

Paul Dierden

Jordan Gavaris

Jordan Gavaris

Felix 'Fee' Dawkins

Maria Doyle Kennedy

Maria Doyle Kennedy

Siobhan 'Mrs. S' Sadler

Michael Mando

Michael Mando

Victor 'Vic' Schmidt

Kevin Hanchard

Kevin Hanchard

Detective Arthur 'Art' Bell

Crew8

K

Karen Walton

Writer

G

Grant Harvey

Director

Joanna Moore

Joanna Moore

First Assistant Director

Kristie Sills

Kristie Sills

Second Assistant Director

P

Paolo Perin

Key Grip

D. Gillian Truster

D. Gillian Truster

Editor

Bryn Garrison

Bryn Garrison

Location Manager

Andy Jekabsons

Andy Jekabsons

First Assistant Camera

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Episode Summary

"Effects of External Conditions" is episode 4 of Orphan Black season 1. It scored 8.2/10 from 2,276 votes, ranking #5 of 10 episodes this season (season average 8.3). Directed by Grant Harvey and written by Karen Walton, it aired on April 20, 2013.

Next: E5 · Conditions of Existence Best of Season 1