Together on Graham's sofa tonight: Sterling K Brown (Randall from This is Us), starring in the critically acclaimed satire American Fiction; Fifty Shades star Dakota Johnson, joining the Marvel Universe as Madame Web; Oscar-nominated Colman Domingo, playing the title role of the civil rights activist in Rustin; and Domhnall Gleeson (Harry Potter, Star Wars), in new Channel 4 romantic drama series Alice & Jack. With music from Paul Russell, who performs his current single, the viral hit Lil Boo Thang.