If This Is Kosher...
http://www.youtube.com/watch?v=WviIO1oAYM0

Agriprocessors
https://www.youtube.com/watch?v=VAU9DD24uUk

Shackle and Hoist 
https://www.youtube.com/watch?v=ZO5KaPUNkAQ

Sologowek (Israel)
https://www.youtube.com/watch?v=O2gXT2APjF8

Tnuvah Adom Adom (Israel)
http://reshet.tv/Shows/Kolbotek/videomarklist,213732/

A so-called "KOSHER" slaughterhouse. witness how the Kosher tradition is perverted for big profits!
http://www.youtube.com/watch?v=OdJwdJ_SR6g

Catelli Bros. Kosher Slaughter  - Kosher Slaughter Does Not Kill Immediately
https://www.youtube.com/watch?v=7suPjXRwVTk (HSUS)
https://www.youtube.com/watch?v=ZTAl6BlOWpc (Additional footage)

Earthlings
http://www.earthlings.com/

Animal Abuse - PSA School Project
http://www.youtube.com/watch?v=yYJZxYbtuNo

Huffington Post - Cal-Cruz Hatcheries Abused, Tossed, Drowned Chickens, Says Lawsuit
http://www.huffingtonpost.com/2012/01/12/chicken-abuse-lawsuit-cal-cruz-hatcheries_n_1199714.html