Premise: William Shatner . In his seven decades of television , Shatner became a cultural icon for his portrayal of James T. Kirk , Captain of the USS Enterprise , in the Star Trek franchise . Shatner also appeared in the NBC series , 3rd Rock from the Sun in seasons 4 and 5 as the role of the `` Big Giant Head '' whom the alien characters of the Series reported to . From 2004 until 2008 , he starred as attorney Denny Crane in the final season of the legal drama The Practice and its spinoff series Boston Legal '' , a role that earned him two Emmy Awards .
Hypothesis: William Shatner is an actor in multiple series.
Label: ENTAILMENT