Glenn Langan

1970s

1. 1971
   

   The Andromeda Strain

   Cabinet Secretary (uncredited)

   68
2. 1970
   

   Chisum

   Colonel Nathan Dudley

   71

1960s

1. 1967

   Johnny Belinda

   Prosecutor

2. 1966
   

   Women of the Prehistoric Planet

   Capt. Ross

   29
3. 1965

   Mutiny in Outer Space

   Gen. Knowland

4. 1960
   

   The Barbara Stanwyck Show

   Frank Morrow · 1 episode

1950s

1. 1957

   The Amazing Colossal Man

   Lt. Col. Glenn Manning

2. Jungle Heat

   Roger McRae

3. 1955

   Crossroads

   Reverend Maurice WItherspoon · 1 episode

4. Outlaw Treasure

   Sam Casey

5. 1954

   The Big Chase

   Officer Pete Grayson

6. 1953

   99 River Street

   Lloyd Morgan

7. Revlon Mirror Theatre

   Dr. Dawson · 1 episode

8. One Girl's Confession

   Johnny

9. 1952

   Rapture

   Pietro Leoni

10. 

    The Abbott and Costello Show

    Rex · 1 episode

    78
11. 

    Hangman's Knot

    Capt. Petersen

    66

12. Boss Lady

    Jeff Standish · 12 episodes

13. 1950

    The Iroquois Trail

    Capt. Jonathan West

1940s

1. 1949

   Rapture

   Pietro Leoni

2. 

   Treasure of Monte Cristo

   Edmund Dantes

   58
3. 1948
   

   The Snake Pit

   Dr. Terry

   80
4. 

   Fury at Furnace Creek

   Capt. Rufe Blackwell / Sam Gilmore

   67
5. 1947
   

   Forever Amber

   Capt. Rex Morgan

   52

6. The Homestretch

   Bill Van Dyke III

7. 1946

   Margie

   Prof. Ralph Fontayne

8. 

   Dragonwyck

   Dr. Jeff Turner

   68
9. 

   Sentimental Journey

   Judson

10. 1945
    

    A Bell for Adano

    Crofts Livingstone

    65
11. 

    Hangover Square

    Eddie Carstairs

    73
12. 1944

    Something for the Boys

    Lieutenant Ashley Crothers

13. Four Jills in a Jeep

    Capt. Stewart (uncredited)

14. 1943

    Riding High

    Jack Holbrook

15. Action in the North Atlantic

    Gun Crewman (uncredited)

1930s

1. 1939
   

   The Return of Doctor X

   Interne

   58

2. Espionage Agent

   Student

3. Dust Be My Destiny

   Warden's Secretary (uncredited)

4. Slapsie Maxie's

   Reporter (uncredited)

5. The Bill of Rights

   North Carolina Congressman

1940s

1. 1941

   Golden Hoofs

   Story