Your need a running Cassandra container, that you can link to the KairosDB container.
docker run -d --name some_cassandra -e "CASSANDRA_START_RPC=true" cassandra
docker run -d --name some_kairosdb --link some_cassandra:cassandra -e "CASSANDRA_HOST_LIST=cassandra:9160" jimtonic/kairosdb
Exposed Ports:
- 8083 - KairosDB REST API