Fawlty Towers consists of 12 episodes in total.
Context and breakdown:
- The show ran across two series (seasons) with six episodes each, totaling 12 episodes.
- The original two-series format aired in 1975 and 1979, respectively, comprising 12 installments overall.
- Contemporary summaries and episode guides consistently list exactly twelve episodes, with no additional seasons produced.
If you’d like, I can list the titles of all 12 episodes in order.
