Walter Marvin Koenig is an American actor, writer, teacher and director, known for his roles as Pavel Chekov in Star Trek and Alfred Bester in Babylon 5. He wrote the script for the 2008 science fiction legal thriller InAlienable.

1971 • TV

1966 • TV

1993 • TV

1999 • TV
2015 • Movie

2014 • Movie
as Professor Timéon
as Self
as Lt. Pavel Chekov
as Cmdr. Pavel Chekov
as Chekov
as Lassie
as Jerry
as Administrative Assistant
as Dr. Shilling
as Self
as Pompey
as Cmdr. Pavel Chekov
as Cmdr. Pavel Chekov
as Commander Pavel Chekov
as Admiral Chekov /The Admiral
as Self - Interviewee
as Chekov
as Oro
as Col. Jason Grant
as Mr. Lofcheck
Writer
Producer
Executive Producer
as Sergeant Johnson
1 episodes
as Pavel Chekov
50 episodes
as Ensign Pavel Chekov
1 episodes
as Walter Koenig (voice)
1 episodes
as Tiger
1 episodes
as Alfred Bester
12 episodes
as Quinn Trask
1 episodes
as President Anton Chekov (voice)
1 episodes
1 episodes
1 episodes
as Student (uncredited)
1 episodes
1 episodes
1 episodes
as Sgt. John Delwyn
1 episodes
as Alexsei Dubov
1 episodes
as Paul Ryder
1 episodes
as Jim Carsey
1 episodes
1 episodes
as Self
3 episodes
1 episodes
Writer
Writer
Writer
Writer