Those Old Scientists

"Those Old Scientists" is the seventh episode of the second season of the television series Star Trek: Strange New Worlds and was released on Paramount+ on July 22, 2023. In this crossover episode, characters from the animated series Star Trek: Lower Decks are sent back in time to the 23rd-century setting of Strange New Worlds. Captain Christopher Pike and the crew of the USS Enterprise (NCC-1701) have to work with Ensigns Mariner and Boimler to return them to their proper time.

"Those Old Scientists" was written by a combination of Lower Decks and Strange New Worlds writers and directed by longtime Star Trek actor and director Jonathan Frakes. Lower Decks voice cast members Tawny Newsome and Jack Quaid play their characters in live action for the first time; the cast and crew paid special attention to translating their animated portrayals to a more realistic medium. The episode was positively received by critics, who praised the humor, acting, and celebration of Star Trek as a franchise.