Rich, Katey (2009年12月23日). “Exclusive Interview: Sherlock Holmes Villain Mark Strong”. Cinema Blend. 2009年12月23日閲覧。 “I like him. He's a really nice man. He's an ego-free zone. I've never known anybody to have such a different evaluation in the press as the person they are in real life. It's very odd that he's seen the way he has been, because he's incredibly easy to work with.”
Fritz, Ben (2009年12月28日). “Holiday box-office take is highest in recent history”. Los Angeles Times. Tribune Company. 2010年1月31日閲覧。 “Warner Bros.' new version of the British detective, portrayed by Robert Downey Jr., had a very good start given its $90-million production budget.”
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Knolle, Sharon (2010年1月13日). “Hey, 'Sherlock' ... Who's This Mark Strong Fellow?”. Moviefone. AOL. 2010年1月15日時点のオリジナルよりアーカイブ。2010年1月13日閲覧。 “Guy and I, we've done three films together now. He's surprisingly lacking in ego. He's not a shouter or a bully. He just likes to create an environment in which people can do their best work.”
Knolle, Sharon (2010年1月13日). “Hey, 'Sherlock' ... Who's This Mark Strong Fellow?”. Moviefone. AOL. 2010年1月15日時点のオリジナルよりアーカイブ。2010年1月13日閲覧。 “Guy and I, we've done three films together now. He's surprisingly lacking in ego. He's not a shouter or a bully. He just likes to create an environment in which people can do their best work.”