In season 2 of Star Trek tos, Gene Roddenberry uses the same theme 4 times in 4 different episodes. Parallel Planetary Historical Development.br In episodes #14, "Bread & Circuses, #20, "APiece of the Action #23, Patterns of Force and #25, The Omega Glory the scenario of parallel development is used.br br As Kirk and Spock "logically" deduced in "Patterns of Force; Kirk: "...the chances of another planet developing a culture...of 20th century earth are so fantastically slim." Spock: "Vertually impossible Captain.