The Night Caller is a 2024 British four-part psychological thriller starring Robert Glenister as Tony Conroy, a troubled taxi driver in Liverpool whose fixation on a charismatic late-night radio host, played by Sean Pertwee, spirals into obsession. Written by Nick Saltrese and directed by Diarmuid Goggins, the series explores isolation, media influence, and the fine line between admiration and menace. Produced by Story Films with support from All3Media International and Samson Films, it earned praise for its taut narrative and compelling performances. Glenister’s portrayal of a man unraveling under emotional pressure anchors the series in gripping realism.