The Flash Season 6 Episode 4
There Will Be Blood
Barry's efforts to prepare Cisco for Crisis are derailed when Cisco schemes to save Barry's life instead. Meanwhile, Ramsey Rosso uses his deadly new abilities to save his own life, while sacrificing his humanity in the process.
Guest Stars
Meera Simhan
Rachel Rosso
Sendhil Ramamurthy
Dr. Ramsey Rosso / Bloodwork
Nickolas Baric
Security Guard
James Rha
Dr. Rodrigo