of Proof on ABC. His character Adam Lucas was described as young, smart, a rebel and a Philadelphia native, who is a new entrant in Philadelphia Homicide division, in the revamped third season of the show. The show was ABC's third most-watched show and yet was cancelled by the channel at the end of the season 3. He later appeared as Ruan Sternwood in Eran Creevy's action thriller film Welcome to the Punch alongside James McAvoy, Mark Strong, and Andrea Riseborough. He went on to appear as Danny in Charlie Brooker's horror comedy drama miniseries based on zombie outbreak titled Dead Set. Later in the same year, he appeared as a young virologist Andrew Fassbach in World War Z, based on the 2006 novel of the same name by Max Brooks. 2014–2018: Break out performance in Scorpion Gabel starred as an eccentric computing genius Walter O'Brien on the American drama series Scorpion by Nick Santora on CBS, based on the real life of Walter O'Brien. According to the show creator Nick Santora, "Gabel was able to play the difficulty of expressing emotion while being emotional" for the character of Walter O'Brien, who had difficulty processing and expressing emotions. The series debuted on 22 September 2014 and became the highest rated and highest streamed drama for CBS. Scorpion also won The Golden Nymph award for 'Best Action & Science Fiction TV Series' in Monte-Carlo Television Festival (2018). The series was cancelled after 4 seasons, 93 episodes despite having higher ratings than other cancellations with the last airing on 16 April 2018. Gabel starred in all 93 episodes of the series and was termed as one of the "11 Breakout Stars of the Fall TV Season 2014" by TheWrap and TVLine. In the same year, he made an appearance in a crossover episode of Scorpion with American action television series NCIS: Los Angeles, had a cameo appearance in Christopher Nolan's science fiction film Interstellar. He was also seen as Julian in J. C. Chandor's American crime drama film A Most Violent Year, which was among "323 feature films eligible for the 87th Academy Awards" as announced by the Academy of Motion Picture Arts and Sciences. In 2015, he appeared as Adem Qasim in British spy thriller film Spooks: The Greater Good alongside Kit Harington and Jennifer Ehle. In 2017, he directed an episode titled "Black White & a shade of grey" of