supporting actor
actor who performs a role in a play or film below that of the leading actor(s), and above that of a bit part
en-GB/səˈpɔːtɪŋ ˈæktə/
en-US/səˈpɔɹtɪŋ ˈæktɚ/
actor who performs a role in a play or film below that of the leading actor(s), and above that of a bit part