Peter K. Rosenthal

Peter K. Rosenthal is widely recognized as the head film critic for The Onion’s series, “The Onion Film Standard.” This role, portrayed by actor Ron E. Rains, began in 2013 and has continued through 2025 across 66 episodes. Originating from Sacramento, California, Rosenthal has been based in Chicago since 1998. His reviews are characterized by a consistent demeanor and distinctive sweater vest, yet each video presents a new, often disjointed, background for the character, allowing for varied comedic scenarios.

His work involves lampooning Hollywood films with dry non sequiturs, gentle absurdism, and frequently delves into surreal situations. The writing process for “The Onion Film Standard” involves a collaborative team approach, with jokes pitched collectively before a script is drafted and refined. This meticulous process often includes numerous takes to achieve the precise comedic timing and delivery for each segment. Rosenthal’s critiques are delivered with a seemingly scholarly yet often petulant and whiny tone, contributing to the satirical nature of the series.

Throughout his tenure, Peter K. Rosenthal, as embodied by Ron E. Rains, has reviewed a wide range of films. Notable mentions include his commentary on “Deadpool & Wolverine” and a humorous review of “Ghostbusters” in 2016. His unique approach to film criticism and consistent presence in “The Onion Film Standard” has garnered a dedicated audience and significant media coverage from outlets like Vanity Fair and Indiewire, solidifying his role as a distinctive figure in online satire.