On which network did 'Doctor Who' originally air?

Who created 'Jeopardy!'? On which network did '60 Minutes' originally air? In what year did '60 Minutes' premiere? Who created '60 Minutes'? In what year did 'Doctor Who' premiere? In which TV series is Lucy Ricardo a main character? Who played Ricky Ricardo in 'I Love Lucy'? Who played Ralph Kramden in 'The Honeymooners'?