Jobsworth
An example of the phrase in its original context in the 1965 Beatles movie "Help ! " , when Roy Kinnear's character , the assistant scientist Algernon , exclaims "Well it's more than my job's worth to stop him when he's like this , he's out to rule the world . . . if he can get a government grant . " 
<triplet> Help! <subj> 1965 <obj> publication date <subj> Beatles <obj> cast member