How old was Byun Sung-hyun in…

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Byun Sung-hyun was 44 in Mantis as 'Creator, Writer, Characters'.

Movie Released: Fri, Sep 26 2025

Byun Sung-hyun was 44 in Good News as 'Director, Writer'.

Movie Released: Fri, Sep 05 2025

Byun Sung-hyun was 43 in Dirty Money as 'Adaptation'.

Movie Released: Thu, Oct 17 2024

Byun Sung-hyun was 42 in Kill Boksoon as 'Director, Writer'.

Movie Released: Fri, Feb 17 2023

Byun Sung-hyun was 41 in Kingmaker as 'Director, Writer'.

Movie Released: Wed, Jan 26 2022

Byun Sung-hyun was 36 in The Merciless as 'Director, Writer'.

Movie Released: Wed, May 17 2017

Byun Sung-hyun was 32 in Whatcha Wearin'? as 'Director, Screenplay'.

Movie Released: Thu, Dec 06 2012

Byun Sung-hyun was 31 in The Beat Goes On as 'Director, Writer'.

Movie Released: Thu, Mar 15 2012

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Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages