Well Known Action TV Shows:
Halo

Halo is an American military science fiction television series developed by Kyle Killen and Steven Kane for the streaming service Paramount.
Based on the video game franchise created by Bungie and developed by 343 Industries,
the series follows a 26th-century war between the United Nations Space Command and the Covenant, a theocratic-military alliance of several alien races determined to eradicate humanity.
The Mandolorian

The Mandalorian is an American space Western television series created by Jon Favreau for the streaming service Disney+.
It is the first live-action series in the Star Wars franchise and begins five years after the events of the film Return of the Jedi (1983).
It follows a lone bounty hunter who protects a Force-sensitive child, Grogu, from remnant Imperial forces.
Reacher

Reacher is an American action crime television series developed by Nick Santora for Amazon Prime Video.
Based on the Jack Reacher book series by Lee Child, it stars Alan Ritchson as the title character, a self-proclaimed hobo and former U.S.
Army military police officer with formidable strength, intellect, and abilities. During his travels,
Reacher crosses paths with dangerous criminals and battles them.