David Blue

David Blue is an American actor. He is known for his portrayal of Cliff St. Paul on Ugly Betty, Eli Wallace on the Syfy series Stargate Universe, and Rick Twitler on both Nickelodeon's Henry Danger and Danger Force.

Castle · S6, E8

A Murder Is Forever

When a relationship therapist is murdered, it appears that her access to the secrets of her powerful clients led to her death. But a rare object found in her possession complicates the case.
NCIS · S20, E8

Turkey Trot

After an unknown shooter causes chaos at an annual Thanksgiving 5K, time is of the essence for the NCIS team to find the culprit; Kasie joins Knight for Thanksgiving lunch at Knight's sister's house.
Rizzoli & Isles · S4, E12

Partners In Crime

Maura's grandfather is released from jail as she investigates a homicide.
Scrubs · S2, E9

My Lucky Day

A cancer paitent sues Elliot for a mis-diagnosis after she tells him he is close to death. J.D. becomes cocky after correctly diagnosing a patient's illness before Dr Cox does.
Veronica Mars · S3, E9

Spit & Eggs

Veronica is shocked by the identity of the campus rapist. The Greek system is reinstated on campus, and Veronica, Mac, Wallace and Piz take coasters, designed to test for drugs, to a party.
Ugly Betty · S2, E6

Something Wicked This Way Comes

Betty and Henry make a date to see "Wicked," but things do not go as planned; Daniel woos an important advertiser (Marlo Thomas) with a penchant for younger men.

David Blue

Movies

Shows

Guest Appearances