Ari (played by Mikko Nousiainen) is a protagonist in Restless.
Ambulance doctor avoiding commitment, struggles with emotional numbness and family illness. Tiina (played by Laura Malmivaara) is a protagonist in Restless.
Woman who initiates contact with Ari on the beach, challenging his emotional detachment. Hanna-Riikka (played by Irina Björklund) appears in Restless.
Acquaintance in Ari's social circle, represents everyday Finnish urban life. Stig (played by Petteri Summanen) appears in Restless.
Colleague or friend within Ari's professional and social environment. Ilona (played by Matleena Kuusniemi) appears in Restless.
Friend or acquaintance in Ari's life, reflects themes of casual relationships. Riku (played by Valtteri Roiha) appears in Restless.
Character interacting with main cast in Restless, adds generational perspective. Roope's Son (played by Jere Viitanen) appears in Restless.
Young family member appearing in background scenes of Restless. Roope (played by Samuli Edelmann) appears in Restless.
Parental figure or elder in Restless, provides generational context.