Kristiina Halkola

as Liisa Alatalo

Kirsti Wallasvaara

as Tenu

Aulikki Oksanen

as Lulu

Pekka Laiho

as Petteri, "Vihtori Herttua", student of Technology

Pekka Autiovuori

as Alpo, student of Technology

Jukka Sipilä

as Nipa, "Isotalo", student of Technology

Heikki Kinnunen

as Hessu, "Isotalo's helper", student

Kaj Chydenius

Vesa-Matti Loiri

Kalle Holmberg