▁Sol ow ▁attempted ▁to ▁sell ▁N BC ▁execut ives ▁on ▁the ▁idea ▁that ▁a ▁fresh ▁face ▁would ▁bring ▁bel iev ability ▁to ▁the ▁part , ▁but ▁they ▁were ▁aware ▁that ▁she ▁was ▁Rod den berry ' s ▁girl friend . ▁Despite ▁this , ▁they ▁agreed ▁to ▁her ▁casting , ▁not ▁wanting ▁to ▁ups et ▁Rod den berry ▁at ▁this ▁point ▁in ▁the ▁production . ▁After ▁the ▁pilot ▁was ▁rejected , ▁a ▁second ▁pilot ▁was ▁produced . ▁While ▁it ▁was ▁generally ▁explained ▁that ▁the ▁network ▁dis lik ed ▁a ▁female ▁character ▁as ▁the ▁second - in - command ▁of ▁the ▁Enter prise , ▁Sol ow ▁had ▁a ▁different ▁opinion ▁of ▁events ; ▁he ▁explained , ▁" no ▁one ▁liked ▁her ▁acting ... ▁she ▁was ▁a ▁nice ▁woman , ▁but ▁the ▁reality ▁was , ▁she ▁couldn ' t ▁act ." ▁In ▁his ▁book ▁Inside ▁Star ▁Tre k : ▁The ▁Real ▁Story , ▁producer ▁Herbert ▁Sol ow ▁suggested ▁the ▁network ▁was ▁fine ▁with ▁the ▁character , ▁but ▁was ▁inf uri ated ▁when ▁a ▁relatively ▁unknown ▁actress ▁was ▁cast ▁simply ▁because ▁she ▁was ▁having ▁an ▁affair ▁with ▁Rod den berry . ▁Because ▁of ▁N BC ' s ▁rare ▁order ▁of ▁a ▁second ▁pilot , ▁Rod den berry ▁comprom ised ▁by ▁elimin ating ▁Number ▁One , ▁but ▁aspects ▁of ▁her ▁character — specific ally , ▁her ▁cool ▁de mean or ▁and ▁logical ▁nature — w ere ▁merged ▁into ▁Spo ck ▁( who ▁does ▁appear ▁in ▁" The ▁C age ") ▁during ▁the ▁regular ▁run ▁of ▁the ▁series .