Heart Signal Facts, FAQ & Common Questions
2017 · Channel A · Status: Returning Series · Rated: Not Rated
Frequently Asked Questions About Heart Signal
Direct, verified answers to the most common queries regarding episodes, renewals, watch order, and streaming availability.
How many seasons and episodes does Heart Signal have?
Heart Signal has 5 seasons and 75 total episodes, spanning from its premiere on June 2, 2017 to April 21, 2026.
Is Heart Signal renewed, ended, or canceled?
Heart Signal is currently an active returning series with future seasons planned or in development.
How long does it take to binge watch Heart Signal?
It takes 118h 30m (7110 minutes) to watch the complete run of Heart Signal. At a standard pace of 2 hours per day, you will finish the entire series in approximately 60 days. Not realistic for a 48-hour weekend. At 118.5 total hours, watching at a healthy 2 hours per day will take approximately 60 days.
Where can you stream or watch Heart Signal?
Heart Signal is available for streaming on Rakuten Viki. Availability may vary by regional territory, subscription tier, and digital purchase availability.
What is the official age rating for Heart Signal?
Heart Signal has an official content rating of Not Rated.
Who are the lead actors in Heart Signal?
The primary ensemble cast includes Lee Sang-min as Self - Panelist (age 53), Kim Eana as Self - Panelist (age 47), Yang Jae-woong as Self - Panelist, Yoon Jong-shin as Self - Panelist (age 56).
Ensemble Cast & Current Ages
Lead cast members, their character identities, and current ages calculated from official biographical records:
| Actor | Character | Current Age |
|---|---|---|
| Lee Sang-min | Self - Panelist | 53 |
| Kim Eana | Self - Panelist | 47 |
| Yang Jae-woong | Self - Panelist | – |
| Yoon Jong-shin | Self - Panelist | 56 |
| Mimi | Self - Panelist | 31 |
| Kang Seung-yoon | Self - Panelist | 32 |
| Kim Jin-woo | Self - Panelist | 34 |
| Oh Young-joo | Self - Participant | 35 |
Editorial Verification & Sources
All production facts, air dates, cast credentials, and streaming metadata for Heart Signal are compiled from official broadcaster archives, TMDB, and Wikidata records. Last verified on September 25, 2026.