Maxwell Smart (played by Don Adams) is a protagonist in Get Smart, Again!.
Bumbling but lucky CONTROL agent reactivated to stop KAOS threats. Hymie (played by Richard Gautier) appears in Get Smart, Again!.
Loyal robotic companion of Smart, formerly a crash test dummy. Agent 13 (played by David Ketchum) appears in Get Smart, Again!.
Experienced female agent, part of Smart's reactivated team. Larrabee (played by Robert Karvelas) appears in Get Smart, Again!.
Dedicated CONTROL agent living in abandoned HQ, joins Smart's team.