Who played Mitchell Pritchett in 'Modern Family'?

Who played Gloria Pritchett in 'Modern Family'? In which TV series is Gloria Pritchett a main character? Who played Cameron Tucker in 'Modern Family'? In which TV series is Cameron Tucker a main character? In which TV series is Mitchell Pritchett a main character? Who played Rachel Berry in 'Glee'? In which TV series is Rachel Berry a main character? Who played Sue Sylvester in 'Glee'?