Donald P. Bellisario

8.0

Quantum Leap

1989

Dr. Timothy Mintz

7.6

NCIS

2003

Doctor at Bethesda (uncredited)

7.5

Tales of the Gold Monkey

1982

7.3

Magnum, P.I.

1980

Desk Clerk

7.3

JAG

1995

Hugh Blackadder

7.0

The Real History of Science Fiction

2014

Self

6.0

United We Fan

2018

Self