Originally released as a motion picture by Kinostudii︠a ︡"Mosfilḿ" in 1961.
Extra materials: Interviews with actors Vassily Lanovoy and Oleg Anofriev; filmographies; photo album.
Screenplay by A. I︠U︡rovskiĭ, S. Nagornyĭ ; director-producer, A. Ptushko ; music, I. Morozov.
Soundtracks: Russian, English, French, Arabic. Subtitles: Russian, English, French, German, Dutch, Spanish, Italian, Portuguese, Hebrew, Swedish, Chinese, Arabic, Japanese.