Joseph Gordon-Levitt is a "quadruple threat" in 'SNL' promo - watch
Jason Sudeikis joins Gordon-Levitt in the clip, in which the Dark Knight Rises actor reveals that his ninja skills make him a "quadruple threat".
This weekend's SNL's marks Gordon-Levitt's second time hosting the sketch comedy series, following on from a November 2009 appearance.
He impressed television critics in that 2009 episode with his impression of Jason Mraz and keyboarding performance in the popular 'What Up with That?' sketch.
SNL airs an extra pre-election special this week as part of the return of NBC's comedy on Thursday (September 20).
It is not yet known if Gordon-Levitt will appear on that show as well.
Mumford & Sons appear with Gordon-Levitt this weekend on Saturday Night Live, airing at 11.30 ET on NBC.
Watch Joseph Gordon-Levitt in a sketch for his 2009 SNL show below: