Robert Ellenstein was an American actor. The son of Meyer C. Ellenstein, a Newark dentist, Robert Ellenstein grew up to see his father become a two-term mayor from 1933 to 1941. He served in the United States Army Air Forces during World War II: earning a Purple Heart during his service.
Known for North by Northwest 1959 Star Trek: The Next Generation 1987 Star Trek IV: The Voyage Home 1986 ER 1994 Series ★ 7.8 ER 1994
Dr. Swanson Series ★ 8.4 Star Trek: The Next Generation 1987
Steven Miller ★ 7.2 Star Trek IV: The Voyage Home 1986
Federation Council President Series ★ 7 L.A. Law 1986
Dr. Peter Lacker (uncredited) ★ 6.6 Brewster's Millions 1985
Mr. Carter Series ★ 7.5 Moonlighting 1985
Heinz Series ★ 7.1 V 1984
Gen. Maxwell Larson Series ★ 7.5 Murder, She Wrote 1984
Mr. P Series ★ 7.3 Magnum, P.I. 1980
Saul Greenberg ★ 6 Love at First Bite 1979
VW Man Series ★ 6.8 CHiPs 1977
Series ★ 7 The Bionic Woman 1976
Series ★ 7.5 Quincy, M.E. 1976
Series ★ 7.1 S.W.A.T. 1975
Series ★ 7.6 The Rockford Files 1974
Motel Manager Series ★ 6.9 The Rookies 1972
Series ★ 8.1 Columbo 1971
Stein Series ★ 7.2 McCloud 1970
Series ★ 7.2 Hawaii Five-O 1969
Bart Warren Series ★ 6.6 Marcus Welby, M.D. 1969
Dr. William Hall ★ 6 The Legend of Lylah Clare 1968
Mike Series ★ 6.8 Mannix 1967
Series ★ 6.8 Ironside 1967
Series ★ 7.6 Mission: Impossible 1966
Dr. M. Vazan Series ★ 8 Get Smart 1965
Alex Series ★ 6.2 The Big Valley 1965
Salazar Series ★ 7.6 The Wild Wild West 1965
Arthur Tickle Series ★ 7.2 The Man from U.N.C.L.E. 1964
Doctor Ieato Series ★ 7.9 Combat! 1962
Rene Series ★ 6.5 The Virginian 1962
Milo Temple Series ★ 6.7 Thriller 1960
Dr. Brauner ★ 8 North by Northwest 1959
Licht ★ 6.9 The Gazebo 1959
Ben Series ★ 7.2 Rawhide 1959
★ 6.8 The Young Lions 1958
Rabbi Joseph Silverstein (uncredited) Series ★ 7.2 77 Sunset Strip 1958
Series ★ 6.6 Peter Gunn 1958
Series ★ 7.1 Wanted: Dead or Alive 1958
Mr. Sims Series ★ 7.1 The Rifleman 1958
★ 6.5 The Garment Jungle 1957
Fred Kenner ★ 7.3 3:10 to Yuma 1957
Ernie Collins Series ★ 7.7 Perry Mason 1957
John Addison ★ 6.5 Illegal 1955
Joe Knight Series ★ 6.7 Gunsmoke 1955
Tewksbury 
