<P> Tahir has guest starred on many television series, including Alias, The Practice, Family Law, The Agency, NYPD Blue, Lost, 7th Heaven, The West Wing, Walker, Texas Ranger, The D.A., 24, Monk, Justice, Cold Case, Chuck, Hawaii Five - 0 and Warehouse 13 . He also co-starred with Robert Beltran and Chase Masterson in the 2005 Sci - Fi Channel original movie Manticore . He also starred in the medical drama series Grey's Anatomy as Isaac and appeared on the CW series Supernatural as the Egyptian god Osiris in the seventh season's episode "Defending Your Life". Tahir starred in the ghost horror film Jinn . The role of Frank, Cliff Barnes' right - hand man in the reboot of Dallas . In 2015 Tahir appeared in a recurring role as the Commander on Supergirl . </P> <P> He appeared in JAG in the episodes "Ice Queen" and "Meltdown" which served as the two pilot episodes for the series NCIS . Seven years later, Tahir appeared in the spin - off NCIS: Los Angeles . </P> <P> In 2016 Tahir joined American Crime as Rhys Bashir, and was cast as Captain Nemo on Once Upon a Time In 2017, Tahir played the role of Mallick in Syfy's TV show, 12 Monkeys . </P> <Table> <Tr> <Th> Year </Th> <Th> Title </Th> <Th> Role </Th> <Th> Notes </Th> </Tr> <Tr> <Td> 1994 </Td> <Td> The Jungle Book </Td> <Td> Nathoo </Td> <Td> </Td> </Tr> <Tr> <Td> 1997 </Td> <Td> Picture Perfect </Td> <Td> Sajit </Td> <Td> </Td> </Tr> <Tr> <Td> 1998 </Td> <Td> A Price Above Rubies </Td> <Td> Hrundi Kapoor </Td> <Td> </Td> </Tr> <Tr> <Td> Anywhere But Here </Td> <Td> Hisham Badir </Td> <Td> </Td> </Tr> <Tr> <Td> ABCD </Td> <Td> Raj </Td> <Td> </Td> </Tr> <Tr> <Td> 2002 </Td> <Td> A Town Without Pity </Td> <Td> Antoine Fahd </Td> <Td> TV movie </Td> </Tr> <Tr> <Td> 2005 </Td> <Td> Manticore </Td> <Td> Umari </Td> <Td> TV movie </Td> </Tr> <Tr> <Td> 2007 </Td> <Td> Charlie Wilson's War </Td> <Td> Brigadier Rashid </Td> <Td> </Td> </Tr> <Tr> <Td> 2008 </Td> <Td> Iron Man </Td> <Td> Raza </Td> <Td> </Td> </Tr> <Tr> <Td> 2009 </Td> <Td> Star Trek </Td> <Td> Captain Robau </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> Ashes </Td> <Td> Kartik </Td> <Td> </Td> </Tr> <Tr> <Td> 2013 </Td> <Td> Elysium </Td> <Td> President Patel </Td> <Td> </Td> </Tr> <Tr> <Td> Torn </Td> <Td> Ali Munsif </Td> <Td> </Td> </Tr> <Tr> <Td> Escape Plan </Td> <Td> Javed </Td> <Td> </Td> </Tr> <Tr> <Td> Mr. Jones </Td> <Td> The Anthropologist </Td> <Td> </Td> </Tr> <Tr> <Td> 2014 </Td> <Td> Jinn </Td> <Td> Ali </Td> <Td> </Td> </Tr> <Tr> <Td> 2015 </Td> <Td> Flight World War II </Td> <Td> William Strong </Td> <Td> </Td> </Tr> <Tr> <Td> 2016 </Td> <Td> Honeyglue </Td> <Td> Doctor Konig </Td> <Td> </Td> </Tr> </Table>

Who plays captain nemo in once upon a time
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