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CSI: Crime Scene Investigation fanart Welcome to CSI: Crime Scene Investigation at WatchOnlineFree.TV, a great website for those who love to watch CSI: Crime Scene Investigation online for free. Here you can stream all episodes online without having to downloading any additional software on your computer. If you missed the latest CSI: Crime Scene Investigation episode on TV, make sure to check our website to follow up on this series!


Latest episode, aired 6 hours ago.

Road to Recovery
Episode 7
Air Date: Nov 23
Season: 15

Road to Recovery

The team investigate the death of a woman at a rehab facility.

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The Twin Paradox
Episode 6
Air Date: Nov 16
Season: 15

The Twin Paradox

When evidence indicates that the Gig Harbour killer is responsible for yet another death, members of the team become frustrated.

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Girls Gone Wilder
Episode 5
Air Date: Nov 9
Season: 15

Girls Gone Wilder

Morgan, Sara and Fin try to relax at a forensics conference when a mass shooting occurs on site.

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The Book of Shadows
Episode 4
Air Date: Oct 19
Season: 15

The Book of Shadows

A chemistry teacher's science experiment goes horribly wrong.

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Bad Blood
Episode 3
Air Date: Oct 12
Season: 15

Bad Blood

Sara and Greg are quarantined after responding to a crime scene that's contaminated with a deadly pathogen.

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