Jay Jones Jimmy Jay Jones ( born ) is an actor and stuntman who worked on several projects in the 1960s and 1970s including several episodes of . Jones was not familiar with the series at all when he got his first role in the series ( as Crewman in " Catspaw " ) , and had to ask the neighbor ' s boy what his sole line ( " I ' m ready to beam up , sir " ) actually meant . He was hired for the episode because the role needed someone who could do his own stunt fall . After his first appearance , he was frequently called back to the series for smaller parts and stunt work , apparently because Gene Roddenberry took a liking to him . ( " " , p . 43 ) Jones filmed his scenes for " Catspaw " on Tuesday and Thursday at Desilu Stage 9 and Stage 10 , his scene for " Friday ' s Child " on Thursday on location at Vasquez Rocks , his scene for " Who Mourns for Adonais ? " on Monday at Stage 10 , and his scene for " The Changeling " on Friday at Stage 9 . He filmed his scenes for " The Apple " between Monday and Wednesday at Stage 10 , his scene for " Mirror , Mirror " on Thursday at Stage 9 , and his scene for " The Trouble with Tribbles " on Tuesday at Stage 10 . He filmed his scene for " A Private Little War " on Friday at Paramount Pictures ' B Tank , his scene for " The Immunity Syndrome " on Monday at Stage 9 , and his scenes for " A Piece of the Action " on Monday on location at Paramount ' s McFadden Street backlot . He filmed his scene for " And the Children Shall Lead " on Thursday at Stage 9 , his scene for " Spock ' s Brain " on Wednesday at Paramount Stage 3 , his scenes for " The Tholian Web " on Tuesday at Stage 9 , and his scenes for " Day of the Dove " on Monday , Wednesday and Thursday at Stage 9 and Stage 10 . He filmed his scene for " Wink of an Eye " on Wednesday at Stage 9 , his scene for " The Mark of Gideon " on Tuesday at Stage 9 , and his scene for " The Cloud Minders " on Wednesday at Stage 10 . Jones appeared in movies including the western " Rough Night in Jericho " ( 1967 , starring Jean Simmons ) , the action film " The Poseidon Adventure " ( 1972 , with Phil Adams , Bill Catching , Victor Paul , George Sawaya , and Paul Stader ) , and the drama " The Men ' s Club " ( 1986 , with Frank Langella and Craig Wasson ) on which he worked as stunt coordinator . He also appeared in episodes of " The Man from U . N . C . L . E . " ( 1967 , with Robert DoQui and Pete Kellett ) , " The High Chaparral " ( 1969 , with Henry Darrow ) , " Bonanza " ( 1970 - 1972 , with Robert Lansing , Alfred Ryder , Biff Manard , and Andrew J . Robinson ) , " The F . B . I . " ( 1972 ) , and " Kung Fu " ( 1975 , with David Huddleston , Keye Luke , Stephen Manley , and Lloyd Kino ) . Jones threw the hatchet in the opening scene of the television series " Dr . Quinn , Medicine Woman " in 1993 . In addition , he appeared in the 1990 music video " Tease Me Please Me " as well various commercials . In an interview for the book " Science Fiction Television Series " by Mark Phillips and Frank Garcia , Jones reveals that he had to be hospitalized twice for injuries suffered from his work on " Star Trek " . As James Doohan ' s stunt double in Jones suffered a concussion after hitting himself on the head following a back flip . And while playing the role of security guard Mallory on , Jones was severely injured by the explosion which was supposed to kill his character .