Succession – one of the show’s most talked-about plotlines – was apparently developed after the two actors “joke flirted” on set.J. Smith-Cameron, who plays Gerri in the hit HBO series, said the ‘will they won’t they’ dynamic came about following some on-set improvisation from her and Roman actor Kieran Culkin.Speaking to NME about the origins of Gerri and Roman’s romance, Smith-Cameron said: “We had this one time where we finished the dialogue and they didn’t say cut.