Apr 17, - When Girls ended its six season run Sunday night, the HBO series didn't quite go that route. Sure most of the cast didn't make it to the series finale—but the show did a good job Desi Harperin (Ebon Moss-Bachrach)—Season 6, Episode 6 . Hannah Horvath (Lena Dunham) and Baby Grover—Season 6. Girls (TV series) Lena Dunham. Allison Williams. Jemima Kirke. Zosia Mamet. Adam Driver. Alex Karpovsky. Andrew Rannells. Ebon er(s): Peter Phillips; Dan Sterling.