En sjöman i frack

On a voyage across the sea, the calm and dutiful first mate Fritjof Karlsson becomes entangled in a case of mistaken identity that draws him into the orbit of a celebrated actor. Allan Linde and Karlsson bear a striking resemblance, and a cascade of coincidences sends the ship crew and passengers scrambling to keep up. Adolf Jahr plays both roles, shifting between Karlsson's practicality and Linde's showman flair with comic ease. Sonja Brink, played by Karin Nordgren, drifts into the melee with a mix of charm and mischief, while Carlos Haller and Professor Petréus add commentary to the proceedings. As uniforms swap and disguises wobble, improvised bravado takes the helm, keeping the mood buoyant without tipping into cruelty or danger.

Directed by Börje Larsson and Ragnar Arvedson, En sjöman i frack appeared in Swedish theaters in 1942. It seems to be an original screenplay by its two creators, showcasing their skill at maritime farce and ensemble humor. The film's humor stems from sharp dialogue and physical gags.

Box office data for this wartime comedy is not widely documented. The film largely circulated within Sweden, appealing to fans of familiar faces and light seaside farce, rather than aiming for international box office or blockbuster status. Today it remains a curiosity for fans of era cinema.

Placed within the wartime Swedish cinema landscape, the film reflects a popular strain of shipboard comedies that lean on mistaken identity and an energetic ensemble. Adolf Jahr and Karin Nordgren were recognizable names, giving audiences a breezy diversion that still surfaces in discussions of the era. It also offers a snapshot of the era's showroom culture and studio humor.

Critical reception at the time praised its brisk pacing, simple twists, and solid performances. The movie explores themes of identity, role playing, and social performance, showing how a person can be both ordinary crew member and unlooked for star depending on circumstance, while keeping the mood light and friendly. Its light tone and accessible humor helped keep morale up during difficult times.