Christopher Knight, more recently of "Celebrity Circus", played Peter on this classic family sitcom
Learn more about Christopher Knight at TVGuide.com with ... hour devoted to the 
actress and her classic 1970s sitcom, The Brady Bunch ... kids, so they bring their 
blended family along for a very he (more) ... From Surreal Life to Celebrity 
Circus, Christopher "Peter Brady" Knight has been all over the realit... [DOC] [TLE] Chris Knight - TV Guide [PAR] Feb 11, 2014 ...