Fernando Fernán Gómez as Alonso Contreras

Maria Piazzai as Silvia

María Asquerino as Paca Revilla (as Maruja Asquerino)

Fernando Sancho as Antonio Cornejo

Mariano Azaña as Jorge Hernández Piñada

Félix de Pomés as Marqués del Darro

Antonio Riquelme as Eleuterio

Ramón Elías as Dr. Yuste

Luis Hurtado as Presidente del tribunal

Juan Calvo as Moñudo

Francisco Arenzana as Fiscal

José Manuel Martín as Dr. Rad

Manuel Kayser as Valenzuela

Tony Hernández as Luigi

Germán Cobos as Pedro

Carlos Miguel Solá as Productor de televisión

Virginia de Matos as

Antonio Moreno as Vagabundo

Manuel Requena as Reportero

Aníbal Vela as (no acreditado)

Matías Prats Sr. as Hombre en aeropuerto

Rufino Inglés as Hombre ballando en habitación

Antonio Molino Rojo as

Sergio Mendizábal as Asistente a la fiesta (no acreditado)

Julio F. Alymán as Román

Mónica Pastrana as Amiga de Silvia

Luis Rivera as (no acreditado)

María Amparo Soto as (no acreditada)