Complex sentence: Doctor Ravoshol--a misguided human scientist who has entrusted his "intelligence-transmitting" pulsar to the Cylons and who resists effort to infiltrate the weapon--and with Thane, Leda, and Wolfe determined to escape and bring a reluctant Croft with them.
Split into simpler sentences: Doctor Ravoshol--a misguided human scientist who has entrusted his "intelligence-transmitting" pulsar to the Cylons and who resists effort to infiltrate the weapon. Meanwhile, Thane, Leda, and Wolfe are determined to escape and bring a reluctant Croft with them.