Pioneers of Television

Stand-up comics transition to the sitcom format. Interviews include Jerry Seinfeld, Roseanne Barr, Tim Allen, Ray Romano and Bob Newhart.

Actors Noah Wyle, Anthony Edwards, Gloria Reuben and Eriq LaSalle reveal the secrets of "ER"; Howie Mandel, Ed Begley Jr. and Christina Pickles talk about "St. Elsewhere"; an interview with Chad Everett of "Medical Center," prior to his 2012 death.

The mid-'60s breakthroughs of black TV actors Diahann Carroll and Bill Cosby; Latinos Desi Arnaz and Edward James Olmos; Asian-American George Takei talks about his time in a Japanese internment camp.

The backstage techniques of comic actors, including Robin Williams, Jonathan Winters, Tina Fey and Cloris Leachman.