W2TCH

An Unknown Friend (1978)

1978 • 1h 30m • Crime
IMDb5.5/10183TMDB43%6Rotten Tomatoes—Metacritic—
On September 25, 2026
#115646▼ 26
115646th by Pulse movie online
2.4PULSEPulse MeterOur daily Pulse Meter measures public activity and popularity signals across the web.How it works →

Most Popular An Unknown Friend Cast Members

Kate O'Mara is the most popular An Unknown Friend cast member right now, with a Popularity Score of 1.14. Updated September 27, 2026.

#
Cast
Popularity
1

Kate O'Mara

Karen Linden/38 years during filming
1.1
2

Bruno O'Ya

Bruno Linden/44 years during filming
1.0
3

Åke Lindman

inspector Olavi Susikoski/50 years during filming
1.0
4

Jukka-Pekka Palo

Risto Antero Ahvenainen/23 years during filming
0.8
5

Hannu Huuska

Tavaratalon vaateosaston myyjä/28 years during filming
0.7
6

Kauko Helovirta

Tohtori Oiva Berg/53 years during filming
0.7
7

Martti Kuningas

Yömajan valvoja/44 years during filming
0.6
8

Heidi Krohn

Yöhoitaja teho-osastolla/43 years during filming
0.6
9

Anne Pohtamo

Harriet Berg/22 years during filming
0.6
10

Risto Mäkelä

Unto Åkerblom/54 years during filming
0.6
11

Martti Kuisma

Taksikuski/41 years during filming
0.5
12

Leila Itkonen

Lydia Lindström/51 years during filming
0.5
13

Pekka Autiovuori

Etsivä Laine/31 years during filming
0.5