Showtime has made 12-episode orders for a Season 5 of blue-collar dramedy Shameless and Season 4 of dark comedy House Of Lies to air in 2015. They join previously picked up comedy Episodes to complete a renewal of the network’s entire winter original lineup. Shameless, House Of Lies and Episodes air originals on Sunday night. Shameless‘ current fourth season is pacing as its highest-rated season yet, averaging 5.5 million weekly viewers across platforms, up 8% vs. Season 3. House Of Lies is averaging 3 million viewers per week across platforms, on par with its second season. The series starring two-time Emmy nominee Don Cheadle hit a season high last week.