Watch TV Shows Online for free (legally)

Watch full episodes of ABC's TV shows online such as Modern Family, Castle, Cougar Town, Dancing with The Stars, Desperate Housewives, The Middle, Revenge, Private Practice, Grey's Anatomy, Boston Med, Charlie's Angels, Shark Tank, Rookie Blue, Bachelor Pad, etc.

Watch full episodes ABC Family Shows online for free. Scroll down on the page to 'All Show Videos' then click on the link for the ABC Family show you want to watch. Some of these shows may have more episodes online to watch than others. Some ABC Family shows you can watch on ABC Family's website are Greek, Pretty Little Liars, Melissa & Joey, The Nine Lives of Chloe King, State of George, Switched at Birth, The Lying Game, and The Secret Life of the American Teenager

Watch full episodes of Discovery Channel shows. On this page, scroll down to where it says 'Shows.' Currently, if they have full episodes of a show it says FE next to it. As of this writing, Time Warp has full episodes.

Watch some full episodes of CBS shows online.

Watch full episodes of classic TV shows on CBS. Currently Star Trek: TOS, Twilight Zone, Macgyver, Hawaii Five-0, and Melrose Place.

CBS's channel on YouTube has some full episodes of Classic TV shows, such as Star Trek: The Original Series, Beverly Hills 90210, Macguyver, and others.

Find full episodes of Comedy Central shows by visiting their videos page. Many of the videos are clips, and when you are watching the clip, there will sometimes be a link to go to the full episode. Comedy Central shows include The Daily Show, The Colbert Report, South Park, Ugly Americans, Futurama, etc.
Some of their shows have their own websites that make it easier to watch full episodes. I will list what I've found below.

Go to www.thedailyshow.com to view full episodes of The Daily Show with Jon Stewart. You'll need to click on the full episodes link at the top and it will take you directly to the latest current episode that's online.

Watch full episodes of The Colbert report online by going to www.colbertnation.com and then click on the Full Episodes link at the top which will take you to the latest full episode online.

Go to www.southparkstudios.com if you want to watch full South Park Episodes. Click on the "Watch Full Episodes" box at the top and it will open a popup window that will let you choose which season and episode of South Park you want to watch. There are currently 14 seasons of South Park and a special.

Watch Full episodes of CW TV shows online such as Vampire Diaries, Nikita, One Tree Hill, Ringer, Supernatural, The Secret Circle, H8R, America's Next Top Model, Gossip Girl, Hellcats and Smallvile. Under the listing for the show you want to watch, just click on the 'Watch full episodes' link

Watch full episodes of Fox TV Shows online such as American Dad, Bob's Burgers, Bones, Buried Treasure, The Cleveland Show, Cops, Family Guy, Fringe, Glee, Hell's Kitchen, House, Kitchen Nightmares, MasterChef, New Girl, Raising Hope, The Simpsons, and So You Think You Can Dance.

Watch the latest streaming NBC shows online. Also has a way to download some full episodes but I have only watched the streaming episodes.

Watch full episodes of PBS shows. Shows with full episodes include Frontline, American Experience, NOVA Programs, and more.

Watch full episodes of shows on the Syfy channel like Paranormal Witness, Alphas, The Mercury Men (web series), Warehouse 13, Eureka, Haven, Legend Quest, Ghost Hunters International, Destination Truth, Hollywood Treasure, Being Human, Sanctuary, Face Off, Fact or Faked, Riese Kingdom Falling (web series), Stargate Universe, Haunted Collector, Scare Tactics, Marcel's Quantum Kitchen, and Caprica.

Choose the Full Episodes Tab to see which shows have full episodes available. When episodes are locked, you will have to follow the prompts to login with your television provider to get them unlocked before you can view them. This is unfortunate for those without cable or other another TV provider.

TNT Shows with full episodes online include The Closer, Dallas, Falling Skies, Franklin & Bash, Leverage, Men of a Certain Age, Rizzoli & Isles, Angel, Charmed, Supernatural, The Mentalist, and Bones. (last updated 9/24/11)

Here are some shows you can watch some full episodes of on TVLand's website: The Andy Griffith Show, Bewitched, Boston Legal, Everybody Loves Raymond, Good Times, Happily Divorced, Hot in Cleveland, I Dream of Jeannie, The Jeffersons, Leave it to Beaver, Retired at 35, Roseanne, and Sanford and Son. (last updated 9/24/11)

USA Shows with full episodes online include In Plain Sight, Royal Pains, Psych, and Monk.

Hulu.com features shows from NBC, Fox, and other networks like SciFi.

There's also some oldies but goodies like The Mary Tyler Moore Show.

Also check out Full Episdes at Fancast.

Watch full episodes of some TV shows online. Shows from premium channels like HBO are locked unless you subscribe to that channel. If you are a Comcast subscriber, you'll have access to extra features on the site.

YouTube's Shows Page has different categories of shows you can choose from. I have listed the categories I find most interesting below.

Watch full episodes of classic TV shows on YouTube. Shows include Star Trek, Beverly Hills 90210, Macguyver, Bewitched, I Dream of Jeannie, The Commish, Married... With Children.

Some triva about me - My favorite TV show from the 1960s is Bewitched (a question I answered on WebAnswers.com)

Some of the shows listed here have full episodes, and others just have clips.

Lots of full episodes, and there's quite a bit of anime!

Some of these comedy shows look like are just web shows, but I did notice Alf.

Some of the drama shows listed on this page have full episodes, such as Dark Shadows, Fantasy Island, Silk Stalkings, and Party of Five.

Some of the Reality and Game shows have full episodes such as Fear Factor Australia, Fear Factor UK, and American Gladiators.

AOL has video from ABC, CBS, FOX, NBC, MTV, ESPN, and more. It looks like many of their full episodes come from Hulu.