  laurence george luckinbill (born november 21, 1934) is an american actor. ==life and career== luckinbill was born in fort smith, arkansas, the son of agnes (nÃ©e nulph) and laurence benedict luckinbill.profile at film reference.com he graduated from the university of arkansas in 1956 and the catholic university of america in 1958. he starred in the 1976 broadway play poor murderer and in thomas babe's a prayer for my daughter (1978) at the public theater. he portrayed spock's half-brother sybok in star trek v: the final frontier (1989). he also appeared in the film the boys in the band, reprising the part of hank, which he originated on stage. other film appearances include the promise (1979), such good friends, and cocktail (1988). he has performed in numerous episodes of tv series, including law & order, barnaby jones, columbo (episode "make me a perfect murder"), and murder, she wrote. he starred in the short-lived 1972-73 dramatic television series, the delphi bureau. his theater career has included writing and directing. luckinbill has written and performed in several one-man shows, including, hemingway, teddy, and an evening with clarence darrow. he has also starred in numerous productions of lyndon, which he did not write. one production was at the lbj museum in austin, texas, where the widow lady bird johnson was among attendees. luckinbill also narrated the documentary moonwalk one. he is married to actress lucie arnaz, daughter of lucille ball and desi arnaz. they have three children together: simon, joseph and katharine. luckinbill has two sons from his previous marriage: nicholas and benjamin. ==references==  ==external links== *  *  *  *  *    
1934_births American_male_film_actors American_male_stage_actors American_male_television_actors Living_people Male_actors_from_Arkansas People_from_Fort_Smith,_Arkansas The_Catholic_University_of_America_alumni University_of_Arkansas_alumni