Florence Henderson who played Carol Brady wore a wig the first season
Mary Tyler Moore wore a long wig the first season as Mary Richards
Rob Riner wore a wig on All in The family
Max Gail who played Wojciehowicz on Barney Miller
I don't know if Bonnie Franklin worse one on One Day as A Time but it looked like it.
The actor that plays Howard on Bing Bang Theory looks like he wears one, but I don't know.

Florence Henderson who played Carol Brady wore a wig the first season
Mary Tyler Moore wore a long wig the first season as Mary Richards
Rob Riner wore a wig on All in The family
Max Gail who played Wojciehowicz on Barney Miller
I don't know if Bonnie Franklin worse one on One Day as A Time but it looked like it.


I'm pretty sure that was Bonnie Franklin's real hair! ;) She's a light brunette by nature ,so the red color wasn't real. But the hair was! ;)


Here's a young Bonnie guest starring on the Munsters ! :)


http://www.sitcomsonline.com/photopost/data/731/Munst56BonnieFranklinJanice.jpg

Isabel Sanford on The Jeffersons
Audra Lindley on Three's Company and The Ropers

The mother on That 70's Show !

All the women on Mama's Family. Maybe not Ellen /Betty White though?

Parnell Roberts on Bonanza wore a hairpiece.

The mother on That 70's Show !
Was it the Kitty character? Debra Rupp.

Burt Reynolds
Charles Nelson Reilly
Ted Danson
Paul Reiser
Chuck Norris

Raymond Bailey, Irene Ryan, Brian Keith, Majel Barrett, George Burns, Elizabeth Montgomery(as Serena), Barbara Eden(as Jeannie 2).

I'm pretty sure Agnes Moorhead wore wigs when she played Endora on Bewitched.

Also, Katey Sagal wore a wig when she played Peggy on Married With Children (with possible exception to the first season).