TV Article 'Arrow': Stephen Amell teases 'biggest shot' yet on show By Mandi Bierly Mandi Bierly Mandi Bierly is a former senior writer at Entertainment Weekly. She left EW in 2014. EW's editorial guidelines Published on January 24, 2014 10:43PM EST Photo: Ilya S. Savenok/Getty Images Those who visit Stephen Amell’s Facebook page know that the Arrow star has already said “The Promise,” airing March 5, is the “grandest, most challenging and most difficult episode” he’s filmed. We got another tease about the island-centric hour when he popped by Entertainment Weekly Radio (SiriusXm 105) this week. Listen to him describe an epic shot — and what made him nervous about it — below. Catch the full interview Monday, Jan. 27 at 12:45 p.m. ET on The TV Editors Hour. Spoiler alert: Stephen, father of three-month old Mavi (short for Maverick), also reveals whether his cousin Robbie Amell (The Tomorrow People) has changed a diaper.