His short documentary Wagah was shown at more than 200 film festivals and was regarded as the third most popular short film in the world in 2009 by German Short Film Magazine.[4] It also won the Berlin Today Award at the Berlin Film Festival.[5] After watching the movie eminent German filmmaker Wim Wenders commented that "Wagah is a manifesto against walls that divides people."[6]
His two hour long feature documentary on the Partition of India, Way Back Home is the first Indian documentary that was commercially released.[7]
Sen is a Berlinale Talent (international young filmmakers program by Berlin Film Festival).[8] He has served as juror at various film festivals, including the Busan International Film Festival,[9] Taiwan International Documentary Festival, DMZ Documentary Festival (Korea), Eagle Award (Indonesia), Kolkata International Film Festival, Dhaka International Short and Documentary Festival, SiGNS (Kerala) and Indian National Award selection.[citation needed]
Alongside directing, he also produced the TV/web series Kaali and Feluda.[10]
He has received grants from Sundance Documentary Fund, Jan Vrijman Fund (IDFA) and Asian Cinema Fund (Busan International Film Festival), DMZ Docs Fund several times and worked with NHK, DW TV, Planet, Goethe Institute, Films Division, PSBT and German, French American and Japanese producers.[11]
Sen has won more than 40 international awards for his films which include Berlin Today Award at Berlin Film Festival,[5] Crystal Globe at Karlovy Vary Film Festival,[21] Grand Prix at Bilbao International Film Festival,[22] BBC Award at Commonwealth Film Festival,[23] Golden Lola (German short film award),[24] Black Pearl Award at Abu Dhabi Film Festival,[25] National Geographic Award at Flickerfest,[26] Golden Conch at Mumbai International Film Festival,[27] as well as Jury and Audience Awards at various festivals including Krakow, Tampere, Hamburg, Uppsala, Munster, Huesca, Winterthur, Damascus, Zagreb, IFFI (Goa), Rio-de-Janeiro, Parnu, Faito, Saguenay.[22]
Retrospective
A retrospective of his films was organized by IDSFFK and SiGNS (Kerala), Persistence and Resistance (New Delhi), International Documentary Festival (Chennai).[28][29]