Cast Credits Proof (2004) Guest starring as Steffi (4 episodes) Episode 1x04: Episode 4 (Jan 26, 2004) Episode 1x03: Episode 3 (Jan 19, 2004) Episode 1x02: Episode 2 (Jan 12, 2004) Episode 1x01: Episode 1 (Jan 5, 2004) View 1 more View 1 less
