Premise: John Devon Roland Pertwee ( 7 July 1919 -- 20 May 1996 ) , known professionally as Jon Pertwee , was an English actor , entertainer and cabaret performer . Earlier in his career , Pertwee had worked as a vaudeville comedian , performed at the Glasgow Empire Theatre and shared a bill with Max Wall and Jimmy James .
Hypothesis: Jon Pertwee worked with Max Wall.
Label: ENTAILMENT