Roscoe Lee Browne (Logan's Run) Logan's Run

Roscoe Lee Browne voiced and performed Box, the silver robot who greets Logan and Jessica in the ice cavern beneath the dome. Box was programmed to freeze marine food shipments -- "fish, plankton, sea greens, protein from the sea" -- but when the food stopped arriving, he began freezing the Runners who came through instead, storing them alongside his inventory without distinguishing people from protein.

Browne controlled the top-heavy costume with drill motors, his foot, and his knees

The Box costume was a self-propelled, top-heavy shell powered by drill motors. Browne controlled speed with his foot and steered with his knees. If the costume tipped over, he could not right himself -- the rig had no mechanism for recovery. The physical constraints were severe, but Browne's resonant baritone voice carried the performance past them. His vocal delivery -- baroque, warm, slightly mad -- made Box one of the film's most memorable presences despite appearing in only three beats of 40 Beats (Logan's Run) (beats 18-20). (wikipedia, mentalfloss)

Browne was a Shakespearean actor and champion middle-distance runner before Hollywood

Born May 2, 1922, in Woodbury, New Jersey, Browne earned a degree in French and Italian literature from Lincoln University and studied at Columbia University. He was also a champion middle-distance runner, competing on the international circuit before turning to acting. His theatrical career began with the New York Shakespeare Festival, where he became known for his precise diction and commanding stage presence. By the time of Logan's Run, Browne had appeared in The Cowboys (1972) opposite John Wayne and Uptown Saturday Night (1974) with Sidney Poitier. (wikipedia)

Scholar Martin Kevorkian identified Box as a precursor to Darth Vader

Kevorkian argued that Box -- a threatening figure with a deep, resonant voice performed by an African-American actor hidden inside a mechanical costume -- served as a structural precursor to Darth Vader, voiced by James Earl Jones in Star Wars the following year. Both characters are experienced primarily through their voices; both conceal a human presence inside machinery; and both were performed by Black actors whose physical identities were invisible to the audience. Whether the parallel is coincidence or influence, it places Browne's vocal performance in a lineage that runs through some of science fiction cinema's most iconic characters. (wikipedia)

Box's inventory recitation is the film's most quoted passage

"Fish, plankton, sea greens, and protein from the sea -- fresh as harvest day" has become the film's signature line. The inventory functions as both character introduction and horror setup: Box recites the same list when welcoming Logan and Jessica as when he reveals the frozen human bodies. The repetition strips the words of their warmth. What sounded like enthusiasm turns out to be programming. Box cannot distinguish between freezing food and freezing people because the distinction does not exist in his instructions.

Browne died on April 11, 2007, at the age of eighty-one. (wikipedia)