
Only the River Knows 2012
"A fly fishing tragedy"
Set against the untamed beauty of New Zealand's South Island, *Only the River Knows (2012)* weaves together adventure, comedy, and family in a tale that feels both timeless and deeply personal.
Cast

Frequently Asked Questions
What is Only the River Knows (2012) about?
The film follows Lars Lenth, a legendary fly fisherman who documents his 1988 adventures on New Zealand's Lethe River, where he pursues its famously large trout. Decades later, a young angler named Rolf Nylinder stumbles upon Lenth's journal, uncovering a story of wilderness, perseverance, and the secrets hidden in nature's flow.
Who directed Only the River Knows?
Director information is not available.
Who stars in Only the River Knows?
The film features Lars Lenth, Rolf Nylinder, Bård Tufte Johansen, and Mikkel Poppelhoj in its core cast.
Is Only the River Knows (2012) worth watching?
While unrated on IMDb, this adventure-comedy offers a cozy, immersive escape for fans of fly fishing and wilderness storytelling. Its charming tone and scenic backdrop make it a solid pick for a lighthearted yet engaging watch, especially if you enjoy character-driven narratives about the outdoors.
How long is Only the River Knows?
Only the River Knows runs for 84 minutes.
🎥 Trailer
About Only the River Knows (2012) — A Fly-Fishing Adventure Through New Zealand's Wild Heart
Set against the untamed beauty of New Zealand's South Island, *Only the River Knows (2012)* weaves together adventure, comedy, and family in a tale that feels both timeless and deeply personal. The film follows Lars Lenth, a legendary fly fisherman who, in 1988, spent three months on the legendary Lethe River in pursuit of its mythically large trout. His evenings were spent jotting down his adventures in a journal, capturing the raw thrill of the wilderness and the silent bond between man and nature. Nearly a quarter-century later, Rolf Nylinder, a young and eager trout bum, finds himself lost in the same rugged landscape, stumbling upon Lenth's abandoned cabin and the journal that holds the key to a forgotten legend.
Director information is unavailable, but this charming adventure balances humor with heartfelt reflection, showcasing the unpredictable magic of fly fishing and the unspoken stories rivers keep. With a runtime of just 84 minutes, *Only the River Knows* is a compact yet immersive escape for anyone who's ever felt the pull of the wild—or wondered what secrets a river might whisper if only you knew how to listen.